From: Antonino A. Daplas <adaplas@gmail.com>
Date: Tue, 17 Jul 2007 11:05:36 +0000 (-0700)
Subject: fm2fb: the pseudo_palette is only 16 elements long
X-Git-Tag: v2.6.23-rc1~581
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c771eba1fe7168d6f2cbc52efa55b3838bd05b05;p=linux-2.6

fm2fb: the pseudo_palette is only 16 elements long

The pseudo_palette is only 16 elements long.

Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/video/fm2fb.c b/drivers/video/fm2fb.c
index 70ff55b145..6c91c61cdb 100644
--- a/drivers/video/fm2fb.c
+++ b/drivers/video/fm2fb.c
@@ -195,13 +195,15 @@ static int fm2fb_blank(int blank, struct fb_info *info)
 static int fm2fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
                          u_int transp, struct fb_info *info)
 {
-	if (regno > info->cmap.len)
-		return 1;
-	red >>= 8;
-	green >>= 8;
-	blue >>= 8;
+	if (regno < 16) {
+		red >>= 8;
+		green >>= 8;
+		blue >>= 8;
+
+		((u32*)(info->pseudo_palette))[regno] = (red << 16) |
+			(green << 8) | blue;
+	}
 
-	((u32*)(info->pseudo_palette))[regno] = (red << 16) | (green << 8) | blue;
 	return 0;
 }
 
@@ -237,7 +239,7 @@ static int __devinit fm2fb_probe(struct zorro_dev *z,
 	if (!zorro_request_device(z,"fm2fb"))
 		return -ENXIO;
 
-	info = framebuffer_alloc(256 * sizeof(u32), &z->dev);
+	info = framebuffer_alloc(16 * sizeof(u32), &z->dev);
 	if (!info) {
 		zorro_release_device(z);
 		return -ENOMEM;