From: Zhang Changzhong zhangchangzhong@huawei.com
[ Upstream commit 3d70fb03711c37bc64e8e9aea5830f498835f6bf ]
Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function.
Fixes: 197f4d6a4a00 ("staging: fsl-mc: fsl-mc object allocator driver") Reported-by: Hulk Robot hulkci@huawei.com Acked-by: Laurentiu Tudor laurentiu.tudor@nxp.com Signed-off-by: Zhang Changzhong zhangchangzhong@huawei.com Link: https://lore.kernel.org/r/1607068967-31991-1-git-send-email-zhangchangzhong@... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/bus/fsl-mc/fsl-mc-allocator.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/bus/fsl-mc/fsl-mc-allocator.c b/drivers/bus/fsl-mc/fsl-mc-allocator.c index cc7bb900f5249..95672306d3714 100644 --- a/drivers/bus/fsl-mc/fsl-mc-allocator.c +++ b/drivers/bus/fsl-mc/fsl-mc-allocator.c @@ -292,8 +292,10 @@ int __must_check fsl_mc_object_allocate(struct fsl_mc_device *mc_dev, goto error;
mc_adev = resource->data; - if (!mc_adev) + if (!mc_adev) { + error = -EINVAL; goto error; + }
mc_adev->consumer_link = device_link_add(&mc_dev->dev, &mc_adev->dev,