github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-30 10:04:04 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/msm/dp: Fix incorrect NULL check kbot warnings in DP driver

Browse Source 
Fix an incorrect NULL check reported by kbot in the MSM DP driver

smatch warnings:
drivers/gpu/drm/msm/dp/dp_hpd.c:37 dp_hpd_connect()
error: we previously assumed 'hpd_priv->dp_cb' could be null
(see line 37)

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Abhinav Kumar <abhinavk@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/1614971839-2686-2-git-send-email-abhinavk@codeaurora.org
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Abhinav Kumar 2021-03-05 11:17:18 -08:00 committed by Rob Clark
parent 86bf254549
commit 7d649cfe03
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/msm/dp/dp_hpd.c
View File

@ -34,8 +34,8 @@ int dp_hpd_connect(struct dp_usbpd *dp_usbpd, bool hpd)
dp_usbpd->hpd_high = hpd;
if (!hpd_priv->dp_cb && !hpd_priv->dp_cb->configure
&& !hpd_priv->dp_cb->disconnect) {
if (!hpd_priv->dp_cb || !hpd_priv->dp_cb->configure
|| !hpd_priv->dp_cb->disconnect) {
pr_err("hpd dp_cb not initialized\n");
return -EINVAL;
}