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staging: fsl-mc: Fixed WARN_ON() in fsl_mc_resource_pool_remove_device

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

Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
J. German Rivera 2015-10-17 11:18:22 -05:00 committed by Greg Kroah-Hartman
parent 09a38ab0b1
commit 2379bdbc6c
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/fsl-mc/bus/mc-allocator.c
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@ -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);