[3/3,media] s5k5baf: Fix potential NULL pointer dereferencing
Commit Message
Dereference 'fw' after the NULL check.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
---
drivers/media/i2c/s5k5baf.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
@@ -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;