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authorAkinobu Mita <akinobu.mita@gmail.com>2008-07-24 06:31:33 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-24 19:47:39 +0200
commita882ef47c7156e8cc47e72f2aa396f2514569c48 (patch)
tree3ff4f73f18c8b4557af40a8f8f3a33b6893a7331 /drivers/video/aty/radeon_base.c
parentatyfb: fix a cast (diff)
downloadlinux-a882ef47c7156e8cc47e72f2aa396f2514569c48.tar.xz
linux-a882ef47c7156e8cc47e72f2aa396f2514569c48.zip
aty: use memory_read_from_buffer()
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: "Antonino A. Daplas" <adaplas@pol.net> Cc: Krzysztof Helt <krzysztof.h1@poczta.fm> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/aty/radeon_base.c')
-rw-r--r--drivers/video/aty/radeon_base.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index 3c0a03f69d83..652273e9f5f9 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -2098,15 +2098,7 @@ static void radeon_identify_vram(struct radeonfb_info *rinfo)
static ssize_t radeon_show_one_edid(char *buf, loff_t off, size_t count, const u8 *edid)
{
- if (off > EDID_LENGTH)
- return 0;
-
- if (off + count > EDID_LENGTH)
- count = EDID_LENGTH - off;
-
- memcpy(buf, edid + off, count);
-
- return count;
+ return memory_read_from_buffer(buf, count, &off, edid, EDID_LENGTH);
}