Commit 6d25b688 authored by Ilpo Järvinen's avatar Ilpo Järvinen Committed by Grant Likely
Browse files

powerpc: Fix of_node_put() exit path in of_irq_map_one() 



Signed-off-by: default avatarGrant Likely <grant.likely@secretlab.ca>
parent 8db70d3d

arch/powerpc/kernel/prom_parse.c

+5 −6
Original line number Diff line number Diff line
@@ -971,7 +971,7 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq 
	struct device_node *p;

	const u32 *intspec, *tmp, *addr;

	u32 intsize, intlen;

	int res;

	int res = -EINVAL;



	DBG("of_irq_map_one: dev=%s, index=%d\n", device->full_name, index);
@@ -995,21 +995,20 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq 


	/* Get size of interrupt specifier */

	tmp = of_get_property(p, "#interrupt-cells", NULL);

	if (tmp == NULL) {

		of_node_put(p);

		return -EINVAL;

	}

	if (tmp == NULL)

		goto out;

	intsize = *tmp;



	DBG(" intsize=%d intlen=%d\n", intsize, intlen);



	/* Check index */

	if ((index + 1) * intsize > intlen)

		return -EINVAL;

		goto out;



	/* Get new specifier and map it */

	res = of_irq_map_raw(p, intspec + index * intsize, intsize,

			     addr, out_irq);

out:

	of_node_put(p);

	return res;

}