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charset="utf-8" CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20250306042753epcas1p3983510872a862109f7f72aff5d074ea3 References: <20250306042720.2296-1-vulab@iscas.ac.cn> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250318_203045_719356_14E261BC X-CRM114-Status: GOOD ( 23.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, > -----Original Message----- > From: Wentao Liang > Sent: Thursday, March 6, 2025 1:27 PM > To: jani.nikula@linux.intel.com; inki.dae@samsung.com; > sw0312.kim@samsung.com; kyungmin.park@samsung.com; airlied@gmail.com; > simona@ffwll.ch; krzk@kernel.org; alim.akhtar@samsung.com > Cc: dri-devel@lists.freedesktop.org; linux-arm-kernel@lists.infradead.org; > linux-samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; Wentao > Liang > Subject: [PATCH] drm/exynos/vidi: Remove redundant error handling in > vidi_get_modes() > > In the vidi_get_modes() function, if either drm_edid_dup() or > drm_edid_alloc() fails, the function will immediately return 0, > indicating that no display modes can be retrieved. However, in > the event of failure in these two functions, it is still necessary > to call the subsequent drm_edid_connector_update() function with > a NULL drm_edid as an argument. This ensures that operations such > as connector settings are performed in its callee function, > _drm_edid_connector_property_update. To maintain the integrity of > the operation, redundant error handling needs to be removed. You are right. Merged. Thanks, Inki Dae > > Signed-off-by: Wentao Liang > --- > drivers/gpu/drm/exynos/exynos_drm_vidi.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c > b/drivers/gpu/drm/exynos/exynos_drm_vidi.c > index fd388b1dbe68..a956cdb2f33a 100644 > --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c > +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c > @@ -312,9 +312,6 @@ static int vidi_get_modes(struct drm_connector > *connector) > else > drm_edid = drm_edid_alloc(fake_edid_info, > sizeof(fake_edid_info)); > > - if (!drm_edid) > - return 0; > - > drm_edid_connector_update(connector, drm_edid); > > count = drm_edid_connector_add_modes(connector); > -- > 2.42.0.windows.2