[PATCH 12/15] 68328fb: fix cmap memory leaks

[Andres Salomon <dilinger@queued.net>]

 - 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>
---
 drivers/video/68328fb.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/video/68328fb.c b/drivers/video/68328fb.c
index 7f907fb..0b17824 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);
-- 
1.5.6.5


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