From: Sam Ravnborg <s...@ravnborg.org>
Date: 2020-05-08 15:52:10
To: Bernard <bern...@vivo.com>
Cc: Inki Dae <inki....@samsung.com>,Joonyoung Shim
<jy0922.s...@samsung.com>,Seung-Woo Kim <sw0312....@samsung.com>,Kyungmin Park
<kyungmin.p...@samsung.com>,David Airlie <airl...@linux.ie>,Daniel Vetter
<dan...@ffwll.ch>,Kukjin Kim <kg...@kernel.org>,Krzysztof Kozlowski
<k...@kernel.org>,dri-de...@lists.freedesktop.org,linux-arm-ker...@lists.infradead.org,linux-samsung-...@vger.kernel.org,linux-kernel@vger.kernel.org,opensource.ker...@vivo.com
Subject: Re: [PATCH] drm/exynos: remove no need devm_kfree in probe [re-send,
welcome any comments]>Hi Bernard.
>
>On Wed, May 06, 2020 at 08:49:03PM +0800, Bernard wrote:
>> Remove no need devm_kfree in probe.
>> The change is to make the code a bit more readable
>>
>> Signed-off-by: Bernard Zhao <bern...@vivo.com>
>
>Could you take a closer look and fix similar patterns
>in the rest of the driver?
>For example in exynos_dpi_probe()
>
>Is would be nice to only have to review for this
>type of changes once, so one patch-set is preferred
>over single patches over time.
>
>You can add:
>Reviewed-by: Sam Ravnborg <s...@ravnborg.org>
>
>to this patch when you re-send a new series.
>
>Thanks,
> Sam
Hi
Sure, this is also a good chance for me to learn this code.
I will re-check this part of the exynos driver code to see
if there are similar patterns, and then re-send a patch series.
Regards,
Bernard
>> ---
>> drivers/gpu/drm/exynos/exynos_drm_dpi.c | 10 +++-------
>> 1 file changed, 3 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dpi.c
>> b/drivers/gpu/drm/exynos/exynos_drm_dpi.c
>> index 43fa0f26c052..e06f7d7a6695 100644
>> --- a/drivers/gpu/drm/exynos/exynos_drm_dpi.c
>> +++ b/drivers/gpu/drm/exynos/exynos_drm_dpi.c
>> @@ -181,10 +181,8 @@ static int exynos_dpi_parse_dt(struct exynos_dpi *ctx)
>> return -ENOMEM;
>>
>> ret = of_get_videomode(dn, vm, 0);
>> - if (ret < 0) {
>> - devm_kfree(dev, vm);
>> + if (ret < 0)
>> return ret;
>> - }
>>
>> ctx->vm = vm;
>>
>> @@ -233,10 +231,8 @@ struct drm_encoder *exynos_dpi_probe(struct device *dev)
>> ctx->dev = dev;
>>
>> ret = exynos_dpi_parse_dt(ctx);
>> - if (ret < 0) {
>> - devm_kfree(dev, ctx);
>> - return NULL;
>> - }
>> + if (ret < 0)
>> + return ERR_PTR(ret);
>>
>> if (ctx->panel_node) {
>> ctx->panel = of_drm_find_panel(ctx->panel_node);
>> --
>> 2.26.2
>>
>>
>> [re-send, welcome any comments]
>> Regards,
>> Bernard
>>
>>
>>
>>
>> _______________________________________________
>> dri-devel mailing list
>> dri-de...@lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/dri-devel
