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@xxxxxxxxx>
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Abhinav Kumar <abhinavk@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/msm/dp/dp_hpd.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/msm/dp/dp_hpd.c b/drivers/gpu/drm/msm/dp/dp_hpd.c
index 5b8fe3202..e1c90fa 100644
--- a/drivers/gpu/drm/msm/dp/dp_hpd.c
+++ b/drivers/gpu/drm/msm/dp/dp_hpd.c
@@ -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;
}
--
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a Linux Foundation Collaborative Project
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