From 5f4b6b038a617c333fd4c3b6d66ca31c51dddd5f Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 8 Nov 2006 07:48:45 +0100 Subject: [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 Signed-off-by: Adrian Bunk --- drivers/video/fbmem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index b3094aeda1ef..b1b4d1342f0d 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -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 < ®istered_fb[FB_MAX] && len < 4000; fi++) + for (fi = registered_fb; fi < ®istered_fb[FB_MAX] && clen < 4000; + fi++) if (*fi) clen += sprintf(buf + clen, "%d %s\n", (*fi)->node, -- 2.39.5