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USB: udl: proper error reporting

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Parsing device descriptors can fail due to a failed memory
allocation. The error needs to be properly propagated to the
upper layers.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oliver Neukum 2014-05-19 13:50:22 +02:00 committed by Greg Kroah-Hartman
parent c78d1ecfd7
commit 737583f07e
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/udl/udl_main.c
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@ -283,7 +283,7 @@ int udl_submit_urb(struct drm_device *dev, struct urb *urb, size_t len)
int udl_driver_load(struct drm_device *dev, unsigned long flags)
{
struct udl_device *udl;
int ret;
int ret = -ENOMEM;
DRM_DEBUG("\n");
udl = kzalloc(sizeof(struct udl_device), GFP_KERNEL);
@ -299,7 +299,6 @@ int udl_driver_load(struct drm_device *dev, unsigned long flags)
}
if (!udl_alloc_urb_list(dev, WRITES_IN_FLIGHT, MAX_TRANSFER)) {
ret = -ENOMEM;
DRM_ERROR("udl_alloc_urb_list failed\n");
goto err;
}