[PATCH 4.14 19/26] fbdev: imsttfb: Release framebuffer and dealloc cmap on error path

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From: Helge Deller <deller@xxxxxx>

[ Upstream commit 5cf9a090a39c97f4506b7b53739d469b1c05a7e9 ]

Add missing cleanups in error path.

Signed-off-by: Helge Deller <deller@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/video/fbdev/imsttfb.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/imsttfb.c b/drivers/video/fbdev/imsttfb.c
index ecdcf358ad5ea..6589d5f0a5a40 100644
--- a/drivers/video/fbdev/imsttfb.c
+++ b/drivers/video/fbdev/imsttfb.c
@@ -1452,9 +1452,13 @@ static void init_imstt(struct fb_info *info)
 	              FBINFO_HWACCEL_FILLRECT |
 	              FBINFO_HWACCEL_YPAN;
 
-	fb_alloc_cmap(&info->cmap, 0, 0);
+	if (fb_alloc_cmap(&info->cmap, 0, 0)) {
+		framebuffer_release(info);
+		return -ENODEV;
+	}
 
 	if (register_framebuffer(info) < 0) {
+		fb_dealloc_cmap(&info->cmap);
 		framebuffer_release(info);
 		return;
 	}
-- 
2.39.2






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