Merge tag 'mfd-fixes-5.2-1' of git://git.kernel.org/pub/scm/linux/ker…

…nel/git/lee/mfd

Pull mfd bugfix from Lee Jones.

Fix stmfx type confusion between regmap_read() (which takes an "u32")
and the bitmap operations (which take an "unsigned long" array).

* tag 'mfd-fixes-5.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd:
  mfd: stmfx: Fix an endian bug in stmfx_irq_handler()
  mfd: stmfx: Uninitialized variable in stmfx_irq_handler()

drivers/mfd/stmfx.c

@@ -204,12 +204,11 @@ static struct irq_chip stmfx_irq_chip = {
 static irqreturn_t stmfx_irq_handler(int irq, void *data)
 {
 	struct stmfx *stmfx = data;
-	unsigned long n, pending;
-	u32 ack;
-	int ret;
+	unsigned long bits;
+	u32 pending, ack;
+	int n, ret;
 
-	ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING,
-			  (u32 *)&pending);
+	ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING, &pending);
 	if (ret)
 		return IRQ_NONE;
 
@@ -224,7 +223,8 @@ static irqreturn_t stmfx_irq_handler(int irq, void *data)
 			return IRQ_NONE;
 	}
 
-	for_each_set_bit(n, &pending, STMFX_REG_IRQ_SRC_MAX)
+	bits = pending;
+	for_each_set_bit(n, &bits, STMFX_REG_IRQ_SRC_MAX)
 		handle_nested_irq(irq_find_mapping(stmfx->irq_domain, n));
 
 	return IRQ_HANDLED;