Commit a09fd48f authored Oct 03, 2006 by Geert Uytterhoeven Committed by Linus Torvalds Oct 03, 2006

[PATCH] fbdev: correct buffer size limit in fbmem_read_proc()

Address http://bugzilla.kernel.org/show_bug.cgi?id=7189

It should check `clen', not `len'.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: <jurij@wooyd.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: <stable@kernel.org>
Cc: Willy Tarreau <w@1wt.eu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent f5b747b4

drivers/video/fbmem.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -554,7 +554,8 @@ static int fbmem_read_proc(char buf, char *start, off_t offset,
		int clen;

		clen = 0;
		for (fi = registered_fb; fi < &registered_fb[FB_MAX] && len < 4000; fi++)
		for (fi = registered_fb; fi < &registered_fb[FB_MAX] && clen < 4000;
		fi++)
		if (*fi)
		clen += sprintf(buf + clen, "%d %s\n",
		(*fi)->node,

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