Re: [PATCH 1/2] [media] coda: Handle return value of kasprintf

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Hi Arvind,

On Wed, 2017-09-20 at 13:07 +0530, Arvind Yadav wrote:
> kasprintf() can fail here and we must check its return value.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
> ---
>  drivers/media/platform/coda/coda-bit.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
> index 291c409..8d78183 100644
> --- a/drivers/media/platform/coda/coda-bit.c
> +++ b/drivers/media/platform/coda/coda-bit.c
> @@ -417,6 +417,9 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx,
> >  		    dev->devtype->product != CODA_DX6)
> >  			size += ysize / 4;
> >  		name = kasprintf(GFP_KERNEL, "fb%d", i);
> +		if (!name)
> +			return -ENOMEM;
> +

Thank you for the patch. Instead of just returning here, this should
also call coda_free_framebuffers to release already allocated buffers in
earlier iterations of the loop.

regards
Philipp



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