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media: videobuf2: Return error after allocation failure 

There is no point to continuing assignment after memory allocation
failed, rather throw error immediately.

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
[hverkuil-cisco@xs4all.nl: rebase and remove empty line before the if]
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Souptick Joarder 2019-02-04 10:01:43 -05:00 committed by Mauro Carvalho Chehab
parent e6f8bd59c2
commit f14f6aa0b4
1 changed files with 5 additions and 5 deletions
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10
drivers/media/common/videobuf2/videobuf2-vmalloc.c
View File

@ -46,17 +46,17 @@ static void *vb2_vmalloc_alloc(struct device *dev, unsigned long attrs,
buf->size = size;
buf->vaddr = vmalloc_user(buf->size);
buf->dma_dir = dma_dir;
buf->handler.refcount = &buf->refcount;
buf->handler.put = vb2_vmalloc_put;
buf->handler.arg = buf;
if (!buf->vaddr) {
pr_debug("vmalloc of size %ld failed\n", buf->size);
kfree(buf);
return ERR_PTR(-ENOMEM);
}
buf->dma_dir = dma_dir;
buf->handler.refcount = &buf->refcount;
buf->handler.put = vb2_vmalloc_put;
buf->handler.arg = buf;
refcount_set(&buf->refcount, 1);
return buf;
}