From c0ee62734e8e840b0096827f02b1aaac71ef5105 Mon Sep 17 00:00:00 2001 From: Sachin Kamat Date: Tue, 24 Dec 2013 08:42:05 -0300 Subject: [PATCH] [media] s5k5baf: Fix potential NULL pointer dereferencing Dereference 'fw' after the NULL check. Signed-off-by: Sachin Kamat Signed-off-by: Mauro Carvalho Chehab --- drivers/media/i2c/s5k5baf.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/media/i2c/s5k5baf.c b/drivers/media/i2c/s5k5baf.c index 974b865c2ee..4b8381111cb 100644 --- a/drivers/media/i2c/s5k5baf.c +++ b/drivers/media/i2c/s5k5baf.c @@ -548,12 +548,14 @@ static void s5k5baf_synchronize(struct s5k5baf *state, int timeout, u16 addr) static u16 *s5k5baf_fw_get_seq(struct s5k5baf *state, u16 seq_id) { struct s5k5baf_fw *fw = state->fw; - u16 *data = fw->data + 2 * fw->count; + u16 *data; int i; if (fw == NULL) return NULL; + data = fw->data + 2 * fw->count; + for (i = 0; i < fw->count; ++i) { if (fw->seq[i].id == seq_id) return data + fw->seq[i].offset; -- 2.41.0