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SubjectRe: [PATCH] media: s5p-mfc remove unnecessary error messages
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Hello Shuah,

On 07/12/2016 08:33 PM, Shuah Khan wrote:
> Removing unnecessary error messages as appropriate error code is returned.
>
> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
> ---
> drivers/media/platform/s5p-mfc/s5p_mfc.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
> index b6fde20..906f80c 100644
> --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
> +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
> @@ -759,7 +759,6 @@ static int s5p_mfc_open(struct file *file)
> /* Allocate memory for context */
> ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
> if (!ctx) {
> - mfc_err("Not enough memory\n");

I agree to remove this since in case of a OOM, the core already does a
stack dump and prints an error message so there's no need to it here.

> ret = -ENOMEM;
> goto err_alloc;
> }
> @@ -776,7 +775,6 @@ static int s5p_mfc_open(struct file *file)
> while (dev->ctx[ctx->num]) {
> ctx->num++;
> if (ctx->num >= MFC_NUM_CONTEXTS) {
> - mfc_err("Too many open contexts\n");

But I think this error message shouldn't be removed since explains why
the open failed, even when an error code is returned.

> ret = -EBUSY;
> goto err_no_ctx;
> }
>

Best regards,
--
Javier Martinez Canillas
Open Source Group
Samsung Research America

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