[PATCH v2 10/12] staging: fsl-mc: Fixed WARN_ON() in fsl_mc_resource_pool_remove_device

[J. German Rivera]

Check that resource is not NULL before de-referencing it.
---
CHANGE HISTORY

Changes in v2: none

 drivers/staging/fsl-mc/bus/mc-allocator.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/fsl-mc/bus/mc-allocator.c b/drivers/staging/fsl-mc/bus/mc-allocator.c
index a45293b..88d1857 100644
--- a/drivers/staging/fsl-mc/bus/mc-allocator.c
+++ b/drivers/staging/fsl-mc/bus/mc-allocator.c
@@ -111,7 +111,7 @@ static int __must_check fsl_mc_resource_pool_remove_device(struct fsl_mc_device
 		goto out;

 	resource = mc_dev->resource;
-	if (WARN_ON(resource->data != mc_dev))
+	if (WARN_ON(!resource || resource->data != mc_dev))
 		goto out;

 	mc_bus_dev = to_fsl_mc_device(mc_dev->dev.parent);
--
2.3.3

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