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authorSudip Mukherjee <sudipm.mukherjee@gmail.com>2017-11-09 18:09:31 +0100
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2017-11-09 18:09:31 +0100
commitd9b1fe651606c8da040adca6edf37b853dfd9514 (patch)
treecea530713f89dc6bafb128b8d84ec751e2a139fa /drivers/video/fbdev
parent31ff6b2a42979bb223def9609093ff1d8dcfb67e (diff)
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sm501fb: deallocate colormap only if allocated
There are cases when panel and crt both are not defined and only one of them is defined and initialized. In such cases, while removing the device deallocate the colormap only if that particular fb is defined. Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'drivers/video/fbdev')
-rw-r--r--drivers/video/fbdev/sm501fb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index 076dd2711630..381475fa137b 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -1889,6 +1889,9 @@ static void sm501_free_init_fb(struct sm501fb_info *info,
{
struct fb_info *fbi = info->fb[head];
+ if (!fbi)
+ return;
+
fb_dealloc_cmap(&fbi->cmap);
}