From fb8269f6f6591905c42f6419d4d6cabafcd8e5d5 Mon Sep 17 00:00:00 2001 From: JasonYujia Date: Tue, 26 Oct 2021 08:00:54 +0000 Subject: [PATCH] modify display reviewbot bug Signed-off-by: JasonYujia --- model/display/driver/hdf_disp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/model/display/driver/hdf_disp.c b/model/display/driver/hdf_disp.c index 793ff99b7..c599bc17d 100644 --- a/model/display/driver/hdf_disp.c +++ b/model/display/driver/hdf_disp.c @@ -110,8 +110,8 @@ static int32_t SetDispBacklight(uint32_t devId, uint32_t level) if (disp && disp->panelManager && devId < disp->panelManager->panelNum) { panel = disp->panelManager->panel[devId]; } - if (UpdateBrightness(panel->blDev, level) != HDF_SUCCESS) { - HDF_LOGE("%s:UpdateBrightness failed", __func__); + if ((panel == NULL) || (UpdateBrightness(panel->blDev, level) != HDF_SUCCESS)) { + HDF_LOGE("%s:panel is null or UpdateBrightness failed", __func__); return HDF_FAILURE; } HDF_LOGI("%s:level = %u", __func__, level); -- Gitee