[Freedreno] [PATCH] drm/msm/hdmi: remove unnecessary NULL check
Abhinav Kumar
quic_abhinavk at quicinc.com
Thu Nov 17 04:04:16 UTC 2022
On 11/15/2022 5:03 AM, Dan Carpenter wrote:
> This code was refactored in commit 69a88d8633ec ("drm/msm/hdmi: move
> resource allocation to probe function") and now the "hdmi" pointer can't
> be NULL. Checking causes a Smatch warning:
>
> drivers/gpu/drm/msm/hdmi/hdmi.c:141 msm_hdmi_init()
> warn: variable dereferenced before check 'hdmi' (see line 119)
>
> Signed-off-by: Dan Carpenter <error27 at gmail.com>
Can you please add the fixes tag to point to the commit you have
referenced in the commit message?
LTGM,
Reviewed-by: Abhinav Kumar <quic_abhinavk at quicinc.com>
> ---
> drivers/gpu/drm/msm/hdmi/hdmi.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c
> index 7001fabd0977..4d3fdc806bef 100644
> --- a/drivers/gpu/drm/msm/hdmi/hdmi.c
> +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c
> @@ -138,8 +138,7 @@ static int msm_hdmi_init(struct hdmi *hdmi)
> return 0;
>
> fail:
> - if (hdmi)
> - msm_hdmi_destroy(hdmi);
> + msm_hdmi_destroy(hdmi);
>
> return ret;
> }
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