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-rw-r--r--drivers/video/s3c-fb.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index b00c064beddf..77f576589a89 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -804,7 +804,8 @@ static void s3c_fb_free_memory(struct s3c_fb *sfb, struct s3c_fb_win *win)
{
struct fb_info *fbi = win->fbinfo;
- dma_free_writecombine(sfb->dev, PAGE_ALIGN(fbi->fix.smem_len),
+ if (fbi->screen_base)
+ dma_free_writecombine(sfb->dev, PAGE_ALIGN(fbi->fix.smem_len),
fbi->screen_base, fbi->fix.smem_start);
}
@@ -819,7 +820,8 @@ static void s3c_fb_release_win(struct s3c_fb *sfb, struct s3c_fb_win *win)
{
if (win->fbinfo) {
unregister_framebuffer(win->fbinfo);
- fb_dealloc_cmap(&win->fbinfo->cmap);
+ if (win->fbinfo->cmap.len)
+ fb_dealloc_cmap(&win->fbinfo->cmap);
s3c_fb_free_memory(sfb, win);
framebuffer_release(win->fbinfo);
}
@@ -865,6 +867,7 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
WARN_ON(windata->win_mode.yres == 0);
win = fbinfo->par;
+ *res = win;
var = &fbinfo->var;
win->variant = *variant;
win->fbinfo = fbinfo;
@@ -939,7 +942,6 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
return ret;
}
- *res = win;
dev_info(sfb->dev, "window %d: fb %s\n", win_no, fbinfo->fix.id);
return 0;