From: Roel Kluin <roel.kluin@gmail.com>
Date: Tue, 16 Jun 2009 22:34:32 +0000 (-0700)
Subject: carminefb: fix possible access beyond end of carmine_modedb[]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=493f139ecf9ee72f73ccbabd016325a145e884ee;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

carminefb: fix possible access beyond end of carmine_modedb[]

This check is off-by-one.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Sebastian Siewior <bigeasy@linutronix.de>
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>
---

diff --git a/drivers/video/carminefb.c b/drivers/video/carminefb.c
index c7ff3c1a266a..0c02f8ec4bf3 100644
--- a/drivers/video/carminefb.c
+++ b/drivers/video/carminefb.c
@@ -562,7 +562,7 @@ static int __devinit alloc_carmine_fb(void __iomem *regs, void __iomem *smem_bas
 	if (ret < 0)
 		goto err_free_fb;
 
-	if (fb_mode > ARRAY_SIZE(carmine_modedb))
+	if (fb_mode >= ARRAY_SIZE(carmine_modedb))
 		fb_mode = CARMINEFB_DEFAULT_VIDEO_MODE;
 
 	par->cur_mode = par->new_mode = ~0;