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fbdev: imsttfb: Release framebuffer and dealloc cmap on error path

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[ Upstream commit 5cf9a090a39c97f4506b7b53739d469b1c05a7e9 ]

Add missing cleanups in error path.

Signed-off-by: Helge Deller <deller@gmx.de>
Stable-dep-of: e08c30efda21 ("fbdev: imsttfb: fix double free in probe()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Helge Deller 2023-05-27 11:28:36 +02:00 • committed by Greg Kroah-Hartman
parent 51a1b94302
commit f2a79f3651
1 changed files with 5 additions and 1 deletions
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6
drivers/video/fbdev/imsttfb.c
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@ -1452,9 +1452,13 @@ static int 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 -ENODEV;
}