[PATCH] fbdev: stack reduction
Shrink the stack when calling the drawing alignment functions.
Signed-off-by: James Simmons <jsimmons@www.infradead.org>
Cc: "Antonino A. Daplas" <adaplas@hotpop.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/video/riva/fbdev.c b/drivers/video/riva/fbdev.c
index b0c886d..7540f60 100644
--- a/drivers/video/riva/fbdev.c
+++ b/drivers/video/riva/fbdev.c
@@ -1582,12 +1582,11 @@
{
struct riva_par *par = (struct riva_par *) info->par;
u8 data[MAX_CURS * MAX_CURS/8];
- u16 fg, bg;
int i, set = cursor->set;
+ u16 fg, bg;
- if (cursor->image.width > MAX_CURS ||
- cursor->image.height > MAX_CURS)
- return soft_cursor(info, cursor);
+ if (cursor->image.width > MAX_CURS || cursor->image.height > MAX_CURS)
+ return -ENXIO;
par->riva.ShowHideCursor(&par->riva, 0);
@@ -1625,21 +1624,18 @@
if (src) {
switch (cursor->rop) {
case ROP_XOR:
- for (i = 0; i < s_pitch * cursor->image.height;
- i++)
+ for (i = 0; i < s_pitch * cursor->image.height; i++)
src[i] = dat[i] ^ msk[i];
break;
case ROP_COPY:
default:
- for (i = 0; i < s_pitch * cursor->image.height;
- i++)
+ for (i = 0; i < s_pitch * cursor->image.height; i++)
src[i] = dat[i] & msk[i];
break;
}
- fb_sysmove_buf_aligned(info, &info->pixmap, data,
- d_pitch, src, s_pitch,
- cursor->image.height);
+ fb_pad_aligned_buffer(data, d_pitch, src, s_pitch,
+ cursor->image.height);
bg = ((info->cmap.red[bg_idx] & 0xf8) << 7) |
((info->cmap.green[bg_idx] & 0xf8) << 2) |