From: Axel Lin Date: Tue, 30 Apr 2013 03:42:16 +0000 (-0300) Subject: [media] s5c73m3: Fix off-by-one valid range checking for fie->index X-Git-Tag: firefly_0821_release~3680^2~275^2~32 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c6f89116c14144c18295d2a06294788c86fe9e6d;p=firefly-linux-kernel-4.4.55.git [media] s5c73m3: Fix off-by-one valid range checking for fie->index Current code uses fie->index as array subscript, thus the valid value range is 0 ... ARRAY_SIZE(s5c73m3_intervals) - 1. Signed-off-by: Axel Lin Acked-by: Andrzej Hajda Signed-off-by: Sylwester Nawrocki Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-core.c b/drivers/media/i2c/s5c73m3/s5c73m3-core.c index cb52438e53ac..9eac5310942f 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-core.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-core.c @@ -956,7 +956,7 @@ static int s5c73m3_oif_enum_frame_interval(struct v4l2_subdev *sd, if (fie->pad != OIF_SOURCE_PAD) return -EINVAL; - if (fie->index > ARRAY_SIZE(s5c73m3_intervals)) + if (fie->index >= ARRAY_SIZE(s5c73m3_intervals)) return -EINVAL; mutex_lock(&state->lock);