Merge tag 'v4.19.322' into 4.19-main

This is the 4.19.322 stable release

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Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 19
-SUBLEVEL = 321
+SUBLEVEL = 322
 EXTRAVERSION =
 NAME = "People's Front"
 

arch/parisc/kernel/irq.c

@@ -524,7 +524,7 @@ void do_cpu_irq_mask(struct pt_regs *regs)
 
 	old_regs = set_irq_regs(regs);
 	local_irq_disable();
-	irq_enter_rcu();
+	irq_enter();
 
 	eirr_val = mfctl(23) & cpu_eiem & per_cpu(local_ack_eiem, cpu);
 	if (!eirr_val)
@@ -559,7 +559,7 @@ void do_cpu_irq_mask(struct pt_regs *regs)
 #endif /* CONFIG_IRQSTACKS */
 
  out:
-	irq_exit_rcu();
+	irq_exit();
 	set_irq_regs(old_regs);
 	return;
 

arch/um/drivers/line.c

@@ -391,6 +391,7 @@ int setup_one_line(struct line *lines, int n, char *init,
 			parse_chan_pair(NULL, line, n, opts, error_out);
 			err = 0;
 		}
+		*error_out = "configured as 'none'";
 	} else {
 		char *new = kstrdup(init, GFP_KERNEL);
 		if (!new) {
@@ -414,6 +415,7 @@ int setup_one_line(struct line *lines, int n, char *init,
 			}
 		}
 		if (err) {
+			*error_out = "failed to parse channel pair";
 			line->init_str = NULL;
 			line->valid = 0;
 			kfree(new);

block/bio-integrity.c

@@ -227,6 +227,7 @@ bool bio_integrity_prep(struct bio *bio)
 	unsigned int bytes, offset, i;
 	unsigned int intervals;
 	blk_status_t status;
+	gfp_t gfp = GFP_NOIO;
 
 	if (!bi)
 		return true;
@@ -249,12 +250,20 @@ bool bio_integrity_prep(struct bio *bio)
 		if (!bi->profile->generate_fn ||
 		    !(bi->flags & BLK_INTEGRITY_GENERATE))
 			return true;
+
+		/*
+		 * Zero the memory allocated to not leak uninitialized kernel
+		 * memory to disk.  For PI this only affects the app tag, but
+		 * for non-integrity metadata it affects the entire metadata
+		 * buffer.
+		 */
+		gfp |= __GFP_ZERO;
 	}
 	intervals = bio_integrity_intervals(bi, bio_sectors(bio));
 
 	/* Allocate kernel buffer for protection data */
 	len = intervals * bi->tuple_size;
-	buf = kmalloc(len, GFP_NOIO | q->bounce_gfp);
+	buf = kmalloc(len, gfp | q->bounce_gfp);
 	status = BLK_STS_RESOURCE;
 	if (unlikely(buf == NULL)) {
 		printk(KERN_ERR "could not allocate integrity buffer\n");

drivers/acpi/acpi_processor.c

@@ -391,7 +391,7 @@ static int acpi_processor_add(struct acpi_device *device,
 
 	result = acpi_processor_get_info(device);
 	if (result) /* Processor is not physically present or unavailable */
-		return 0;
+		goto err_clear_driver_data;
 
 	BUG_ON(pr->id >= nr_cpu_ids);
 
@@ -406,7 +406,7 @@ static int acpi_processor_add(struct acpi_device *device,
 			"BIOS reported wrong ACPI id %d for the processor\n",
 			pr->id);
 		/* Give up, but do not abort the namespace scan. */
-		goto err;
+		goto err_clear_driver_data;
 	}
 	/*
 	 * processor_device_array is not cleared on errors to allow buggy BIOS
@@ -418,12 +418,12 @@ static int acpi_processor_add(struct acpi_device *device,
 	dev = get_cpu_device(pr->id);
 	if (!dev) {
 		result = -ENODEV;
-		goto err;
+		goto err_clear_per_cpu;
 	}
 
 	result = acpi_bind_one(dev, device);
 	if (result)
-		goto err;
+		goto err_clear_per_cpu;
 
 	pr->dev = dev;
 
@@ -434,10 +434,11 @@ static int acpi_processor_add(struct acpi_device *device,
 	dev_err(dev, "Processor driver could not be attached\n");
 	acpi_unbind_one(dev);
 
- err:
-	free_cpumask_var(pr->throttling.shared_cpu_map);
-	device->driver_data = NULL;
+ err_clear_per_cpu:
 	per_cpu(processors, pr->id) = NULL;
+ err_clear_driver_data:
+	device->driver_data = NULL;
+	free_cpumask_var(pr->throttling.shared_cpu_map);
  err_free_pr:
 	kfree(pr);
 	return result;

drivers/ata/libata-core.c

@@ -6221,8 +6221,10 @@ struct ata_host *ata_host_alloc(struct device *dev, int max_ports)
 	}
 
 	dr = devres_alloc(ata_devres_release, 0, GFP_KERNEL);
-	if (!dr)
+	if (!dr) {
+		kfree(host);
 		goto err_out;
+	}
 
 	devres_add(dev, dr);
 	dev_set_drvdata(dev, host);

drivers/ata/pata_macio.c

@@ -537,7 +537,8 @@ static enum ata_completion_errors pata_macio_qc_prep(struct ata_queued_cmd *qc)
 
 		while (sg_len) {
 			/* table overflow should never happen */
-			BUG_ON (pi++ >= MAX_DCMDS);
+			if (WARN_ON_ONCE(pi >= MAX_DCMDS))
+				return AC_ERR_SYSTEM;
 
 			len = (sg_len < MAX_DBDMA_SEG) ? sg_len : MAX_DBDMA_SEG;
 			table->command = cpu_to_le16(write ? OUTPUT_MORE: INPUT_MORE);
@@ -549,11 +550,13 @@ static enum ata_completion_errors pata_macio_qc_prep(struct ata_queued_cmd *qc)
 			addr += len;
 			sg_len -= len;
 			++table;
+			++pi;
 		}
 	}
 
 	/* Should never happen according to Tejun */
-	BUG_ON(!pi);
+	if (WARN_ON_ONCE(!pi))
+		return AC_ERR_SYSTEM;
 
 	/* Convert the last command to an input/output */
 	table--;

drivers/base/devres.c

@@ -559,6 +559,7 @@ void * devres_open_group(struct device *dev, void *id, gfp_t gfp)
 	grp->id = grp;
 	if (id)
 		grp->id = id;
+	grp->color = 0;
 
 	spin_lock_irqsave(&dev->devres_lock, flags);
 	add_dr(dev, &grp->node[0]);

drivers/clk/qcom/clk-alpha-pll.c

@@ -37,7 +37,7 @@
 
 #define PLL_USER_CTL(p)		((p)->offset + (p)->regs[PLL_OFF_USER_CTL])
 # define PLL_POST_DIV_SHIFT	8
-# define PLL_POST_DIV_MASK(p)	GENMASK((p)->width, 0)
+# define PLL_POST_DIV_MASK(p)	GENMASK((p)->width - 1, 0)
 # define PLL_ALPHA_EN		BIT(24)
 # define PLL_ALPHA_MODE		BIT(25)
 # define PLL_VCO_SHIFT		20

drivers/clocksource/timer-imx-tpm.c

@@ -96,20 +96,28 @@ static int __init tpm_clocksource_init(unsigned long rate)
 static int tpm_set_next_event(unsigned long delta,
 				struct clock_event_device *evt)
 {
-	unsigned long next, now;
+	unsigned long next, prev, now;
 
-	next = tpm_read_counter();
-	next += delta;
+	prev = tpm_read_counter();
+	next = prev + delta;
 	writel(next, timer_base + TPM_C0V);
 	now = tpm_read_counter();
 
+	/*
+	 * Need to wait CNT increase at least 1 cycle to make sure
+	 * the C0V has been updated into HW.
+	 */
+	if ((next & 0xffffffff) != readl(timer_base + TPM_C0V))
+		while (now == tpm_read_counter())
+			;
+
 	/*
 	 * NOTE: We observed in a very small probability, the bus fabric
 	 * contention between GPU and A7 may results a few cycles delay
 	 * of writing CNT registers which may cause the min_delta event got
 	 * missed, so we need add a ETIME check here in case it happened.
 	 */
-	return (int)(next - now) <= 0 ? -ETIME : 0;
+	return (now - prev) >= delta ? -ETIME : 0;
 }
 
 static int tpm_set_state_oneshot(struct clock_event_device *evt)

drivers/gpu/drm/amd/amdgpu/amdgpu_afmt.c

@@ -100,6 +100,7 @@ struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock)
 	amdgpu_afmt_calc_cts(clock, &res.cts_32khz, &res.n_32khz, 32000);
 	amdgpu_afmt_calc_cts(clock, &res.cts_44_1khz, &res.n_44_1khz, 44100);
 	amdgpu_afmt_calc_cts(clock, &res.cts_48khz, &res.n_48khz, 48000);
+	res.clock = clock;
 
 	return res;
 }

drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c

@@ -1625,6 +1625,8 @@ int amdgpu_atombios_init_mc_reg_table(struct amdgpu_device *adev,
 										(u32)le32_to_cpu(*((u32 *)reg_data + j));
 									j++;
 								} else if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_EQU_PREV) {
+									if (i == 0)
+										continue;
 									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
 										reg_table->mc_reg_table_entry[num_ranges].mc_data[i - 1];
 								}

drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c

@@ -212,6 +212,9 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
 		struct amdgpu_firmware_info *ucode;
 
 		id = fw_type_convert(cgs_device, type);
+		if (id >= AMDGPU_UCODE_ID_MAXIMUM)
+			return -EINVAL;
+
 		ucode = &adev->firmware.ucode[id];
 		if (ucode->fw == NULL)
 			return -EINVAL;

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c

@@ -497,8 +497,9 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, char __user *buf,
 					size_t size, loff_t *pos)
 {
 	struct amdgpu_ring *ring = file_inode(f)->i_private;
-	int r, i;
 	uint32_t value, result, early[3];
+	loff_t i;
+	int r;
 
 	if (*pos & 3 || size & 3)
 		return -EINVAL;

drivers/gpu/drm/amd/amdkfd/kfd_crat.h

@@ -42,8 +42,6 @@
 #define CRAT_OEMTABLEID_LENGTH	8
 #define CRAT_RESERVED_LENGTH	6
 
-#define CRAT_OEMID_64BIT_MASK ((1ULL << (CRAT_OEMID_LENGTH * 8)) - 1)
-
 /* Compute Unit flags */
 #define COMPUTE_UNIT_CPU	(1 << 0)  /* Create Virtual CRAT for CPU */
 #define COMPUTE_UNIT_GPU	(1 << 1)  /* Create Virtual CRAT for GPU */

drivers/gpu/drm/amd/amdkfd/kfd_topology.c

@@ -863,8 +863,7 @@ static void kfd_update_system_properties(void)
 	dev = list_last_entry(&topology_device_list,
 			struct kfd_topology_device, list);
 	if (dev) {
-		sys_props.platform_id =
-			(*((uint64_t *)dev->oem_id)) & CRAT_OEMID_64BIT_MASK;
+		sys_props.platform_id = dev->oem_id64;
 		sys_props.platform_oem = *((uint64_t *)dev->oem_table_id);
 		sys_props.platform_rev = dev->oem_revision;
 	}

drivers/gpu/drm/amd/amdkfd/kfd_topology.h

@@ -164,7 +164,10 @@ struct kfd_topology_device {
 	struct attribute		attr_gpuid;
 	struct attribute		attr_name;
 	struct attribute		attr_props;
-	uint8_t				oem_id[CRAT_OEMID_LENGTH];
+	union {
+		uint8_t				oem_id[CRAT_OEMID_LENGTH];
+		uint64_t			oem_id64;
+	};
 	uint8_t				oem_table_id[CRAT_OEMTABLEID_LENGTH];
 	uint32_t			oem_revision;
 };

drivers/gpu/drm/i915/i915_sw_fence.c

@@ -41,7 +41,7 @@ static inline void debug_fence_init(struct i915_sw_fence *fence)
 	debug_object_init(fence, &i915_sw_fence_debug_descr);
 }
 
-static inline void debug_fence_init_onstack(struct i915_sw_fence *fence)
+static inline __maybe_unused void debug_fence_init_onstack(struct i915_sw_fence *fence)
 {
 	debug_object_init_on_stack(fence, &i915_sw_fence_debug_descr);
 }
@@ -67,7 +67,7 @@ static inline void debug_fence_destroy(struct i915_sw_fence *fence)
 	debug_object_destroy(fence, &i915_sw_fence_debug_descr);
 }
 
-static inline void debug_fence_free(struct i915_sw_fence *fence)
+static inline __maybe_unused void debug_fence_free(struct i915_sw_fence *fence)
 {
 	debug_object_free(fence, &i915_sw_fence_debug_descr);
 	smp_wmb(); /* flush the change in state before reallocation */
@@ -84,7 +84,7 @@ static inline void debug_fence_init(struct i915_sw_fence *fence)
 {
 }
 
-static inline void debug_fence_init_onstack(struct i915_sw_fence *fence)
+static inline __maybe_unused void debug_fence_init_onstack(struct i915_sw_fence *fence)
 {
 }
 
@@ -105,7 +105,7 @@ static inline void debug_fence_destroy(struct i915_sw_fence *fence)
 {
 }
 
-static inline void debug_fence_free(struct i915_sw_fence *fence)
+static inline __maybe_unused void debug_fence_free(struct i915_sw_fence *fence)
 {
 }
 

drivers/hid/hid-cougar.c

@@ -104,7 +104,7 @@ static void cougar_fix_g6_mapping(struct hid_device *hdev)
 static __u8 *cougar_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 				 unsigned int *rsize)
 {
-	if (rdesc[2] == 0x09 && rdesc[3] == 0x02 &&
+	if (*rsize >= 117 && rdesc[2] == 0x09 && rdesc[3] == 0x02 &&
 	    (rdesc[115] | rdesc[116] << 8) >= HID_MAX_USAGES) {
 		hid_info(hdev,
 			"usage count exceeds max: fixing up report descriptor\n");

drivers/hv/vmbus_drv.c

@@ -1973,6 +1973,7 @@ static int vmbus_acpi_add(struct acpi_device *device)
 		vmbus_acpi_remove(device);
 	return ret_val;
 }
+EXPORT_SYMBOL_GPL(vmbus_device_unregister);
 
 static const struct acpi_device_id vmbus_acpi_device_ids[] = {
 	{"VMBUS", 0},

drivers/hwmon/adc128d818.c

@@ -184,7 +184,7 @@ static ssize_t adc128_set_in(struct device *dev, struct device_attribute *attr,
 
 	mutex_lock(&data->update_lock);
 	/* 10 mV LSB on limit registers */
-	regval = clamp_val(DIV_ROUND_CLOSEST(val, 10), 0, 255);
+	regval = DIV_ROUND_CLOSEST(clamp_val(val, 0, 2550), 10);
 	data->in[index][nr] = regval << 4;
 	reg = index == 1 ? ADC128_REG_IN_MIN(nr) : ADC128_REG_IN_MAX(nr);
 	i2c_smbus_write_byte_data(data->client, reg, regval);
@@ -222,7 +222,7 @@ static ssize_t adc128_set_temp(struct device *dev,
 		return err;
 
 	mutex_lock(&data->update_lock);
-	regval = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -128, 127);
+	regval = DIV_ROUND_CLOSEST(clamp_val(val, -128000, 127000), 1000);
 	data->temp[index] = regval << 1;
 	i2c_smbus_write_byte_data(data->client,
 				  index == 1 ? ADC128_REG_TEMP_MAX

drivers/hwmon/lm95234.c

@@ -310,7 +310,8 @@ static ssize_t set_tcrit2(struct device *dev, struct device_attribute *attr,
 	if (ret < 0)
 		return ret;
 
-	val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, index ? 255 : 127);
+	val = DIV_ROUND_CLOSEST(clamp_val(val, 0, (index ? 255 : 127) * 1000),
+				1000);
 
 	mutex_lock(&data->update_lock);
 	data->tcrit2[index] = val;
@@ -359,7 +360,7 @@ static ssize_t set_tcrit1(struct device *dev, struct device_attribute *attr,
 	if (ret < 0)
 		return ret;
 
-	val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, 255);
+	val = DIV_ROUND_CLOSEST(clamp_val(val, 0, 255000), 1000);
 
 	mutex_lock(&data->update_lock);
 	data->tcrit1[index] = val;
@@ -400,7 +401,7 @@ static ssize_t set_tcrit1_hyst(struct device *dev,
 	if (ret < 0)
 		return ret;
 
-	val = DIV_ROUND_CLOSEST(val, 1000);
+	val = DIV_ROUND_CLOSEST(clamp_val(val, -255000, 255000), 1000);
 	val = clamp_val((int)data->tcrit1[index] - val, 0, 31);
 
 	mutex_lock(&data->update_lock);
@@ -440,7 +441,7 @@ static ssize_t set_offset(struct device *dev, struct device_attribute *attr,
 		return ret;
 
 	/* Accuracy is 1/2 degrees C */
-	val = clamp_val(DIV_ROUND_CLOSEST(val, 500), -128, 127);
+	val = DIV_ROUND_CLOSEST(clamp_val(val, -64000, 63500), 500);
 
 	mutex_lock(&data->update_lock);
 	data->toffset[index] = val;

drivers/hwmon/nct6775.c

@@ -2264,7 +2264,7 @@ store_temp_offset(struct device *dev, struct device_attribute *attr,
 	if (err < 0)
 		return err;
 
-	val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -128, 127);
+	val = DIV_ROUND_CLOSEST(clamp_val(val, -128000, 127000), 1000);
 
 	mutex_lock(&data->update_lock);
 	data->temp_offset[nr] = val;