diff options
| author | Krzysztof Helt <krzysztof.h1@wp.pl> | 2009-06-17 00:34:33 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-17 04:47:59 +0200 |
| commit | ddc518d9f88d7cf82bd974737ce977193785335d (patch) | |
| tree | d7041f8f0faba5079813d396362fa5e5d56d5508 /drivers/video/s3c-fb.c | |
| parent | carminefb: fix possible access beyond end of carmine_modedb[] (diff) | |
| download | linux-ddc518d9f88d7cf82bd974737ce977193785335d.tar.xz linux-ddc518d9f88d7cf82bd974737ce977193785335d.zip | |
s3c-fb: fix resource releasing on error during probing
All resources are released in s3c_fb_win_release so remove other places of
resources releasing. Add releasing of an allocated fb_info structure as
well.
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/s3c-fb.c')
| -rw-r--r-- | drivers/video/s3c-fb.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index 53bca288e836..43680e545427 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -725,9 +725,12 @@ static void s3c_fb_free_memory(struct s3c_fb *sfb, struct s3c_fb_win *win) */ static void s3c_fb_release_win(struct s3c_fb *sfb, struct s3c_fb_win *win) { - fb_dealloc_cmap(&win->fbinfo->cmap); - unregister_framebuffer(win->fbinfo); - s3c_fb_free_memory(sfb, win); + if (win->fbinfo) { + unregister_framebuffer(win->fbinfo); + fb_dealloc_cmap(&win->fbinfo->cmap); + s3c_fb_free_memory(sfb, win); + framebuffer_release(win->fbinfo); + } } /** @@ -778,7 +781,7 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no, ret = s3c_fb_alloc_memory(sfb, win); if (ret) { dev_err(sfb->dev, "failed to allocate display memory\n"); - goto err_framebuffer; + return ret; } /* setup the r/b/g positions for the window's palette */ @@ -801,7 +804,7 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no, ret = s3c_fb_check_var(&fbinfo->var, fbinfo); if (ret < 0) { dev_err(sfb->dev, "check_var failed on initial video params\n"); - goto err_alloc_mem; + return ret; } /* create initial colour map */ @@ -821,20 +824,13 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no, ret = register_framebuffer(fbinfo); if (ret < 0) { dev_err(sfb->dev, "failed to register framebuffer\n"); - goto err_alloc_mem; + return ret; } *res = win; dev_info(sfb->dev, "window %d: fb %s\n", win_no, fbinfo->fix.id); return 0; - -err_alloc_mem: - s3c_fb_free_memory(sfb, win); - -err_framebuffer: - unregister_framebuffer(fbinfo); - return ret; } /** |