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SubjectRe: [PATCH] media: videobuf2: Return error after allocation failure
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Le dimanche 03 février 2019 à 19:06 +0530, Souptick Joarder a écrit :
> There is no point to continuing assignemnt after memory allocation

assignemnt -> assignment.

> failed, rather throw error immediately.
>
> Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
> ---
> drivers/media/common/videobuf2/videobuf2-vmalloc.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/media/common/videobuf2/videobuf2-vmalloc.c b/drivers/media/common/videobuf2/videobuf2-vmalloc.c
> index 6dfbd5b..d3f71e2 100644
> --- a/drivers/media/common/videobuf2/videobuf2-vmalloc.c
> +++ b/drivers/media/common/videobuf2/videobuf2-vmalloc.c
> @@ -46,16 +46,16 @@ 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;

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