* Re: [Intel-gfx] [PATCH] drm/i915:Move the code position to reduce the number of judgments
[not found] <20220825013752.120988-1-lvqian@nfschina.com>
@ 2022-08-25 6:51 ` Jani Nikula
0 siblings, 0 replies; only message in thread
From: Jani Nikula @ 2022-08-25 6:51 UTC (permalink / raw)
To: Lv qian, joonas.lahtinen, rodrigo.vivi, tvrtko.ursulin, airlied,
daniel
Cc: intel-gfx, linux-kernel, dri-devel, Lv qian
On Thu, 25 Aug 2022, Lv qian <lvqian@nfschina.com> wrote:
> If the kmalloc allocation is successful, the if is judged twice,
> so I move the second judgment in to the first judgment.
The code is fine as it is.
BR,
Jani.
>
> Signed-off-by: Lv qian <lvqian@nfschina.com>
> ---
> drivers/gpu/drm/i915/i915_gpu_error.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
> index 32e92651ef7c..c8230a8beadb 100644
> --- a/drivers/gpu/drm/i915/i915_gpu_error.c
> +++ b/drivers/gpu/drm/i915/i915_gpu_error.c
> @@ -112,10 +112,10 @@ static bool __i915_error_grow(struct drm_i915_error_state_buf *e, size_t len)
> if (!e->buf) {
> e->size = PAGE_ALIGN(len + 1);
> e->buf = kmalloc(e->size, GFP_KERNEL);
> - }
> - if (!e->buf) {
> - e->err = -ENOMEM;
> - return false;
> + if (!e->buf) {
> + e->err = -ENOMEM;
> + return false;
> + }
> }
>
> return true;
--
Jani Nikula, Intel Open Source Graphics Center
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