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authorAndres Salomon <dilinger@queued.net>2009-03-31 15:25:28 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-01 08:59:31 -0700
commite98d9b407c248ba1419bed0823488d3cc71a2c31 (patch)
tree488c59595d7eca29b1f745f09a24f698b5f5c299 /drivers/video/68328fb.c
parent327fc8752a3c08fc7dc7d382883e65aad2f03bde (diff)
68328fb: fix cmap memory leaks
- fix cmap leak in removal path - fix cmap leak when register_framebuffer fails - check return value of fb_alloc_cmap Signed-off-by: Andres Salomon <dilinger@debian.org> Acked-by: Krzysztof Helt <krzysztof.h1@wp.pl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/68328fb.c')
-rw-r--r--drivers/video/68328fb.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/video/68328fb.c b/drivers/video/68328fb.c
index 7f907fb23b8..0b17824b0eb 100644
--- a/drivers/video/68328fb.c
+++ b/drivers/video/68328fb.c
@@ -471,9 +471,11 @@ int __init mc68x328fb_init(void)
fb_info.pseudo_palette = &mc68x328fb_pseudo_palette;
fb_info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
- fb_alloc_cmap(&fb_info.cmap, 256, 0);
+ if (fb_alloc_cmap(&fb_info.cmap, 256, 0))
+ return -ENOMEM;
if (register_framebuffer(&fb_info) < 0) {
+ fb_dealloc_cmap(&fb_info.cmap);
return -EINVAL;
}
@@ -494,6 +496,7 @@ module_init(mc68x328fb_init);
static void __exit mc68x328fb_cleanup(void)
{
unregister_framebuffer(&fb_info);
+ fb_dealloc_cmap(&fb_info.cmap);
}
module_exit(mc68x328fb_cleanup);