OMAP: DSS2: OMAPFB: Check fb2display() return value
Make sure NULL return value of fb2display() is not referenced. Found by
Coverity.
Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c
index d1f56d3..994f6a0 100644
--- a/drivers/video/omap2/omapfb/omapfb-ioctl.c
+++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c
@@ -858,7 +858,7 @@
break;
}
- if (!display->driver->enable_te) {
+ if (!display || !display->driver->enable_te) {
r = -ENODEV;
break;
}
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index a545e8d..db307e3 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -1271,6 +1271,9 @@
int do_update = 0;
int r = 0;
+ if (!display)
+ return -EINVAL;
+
omapfb_lock(fbdev);
switch (blank) {