yam: integer underflow in yam_ioctl()

We cap bitrate at YAM_MAXBITRATE in yam_ioctl(), but it could also be negative. I don't know the impact of using a negative bitrate but let's prevent it. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
git-mirror · Oct 17, 2013 · 9e5f172 · 9e5f172
1 parent dbbd2ad
commit 9e5f172
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/linux/yam.h b/include/linux/yam.h
@@ -77,6 +77,6 @@ struct yamdrv_ioctl_cfg {
 
 struct yamdrv_ioctl_mcs {
 	int cmd;
-	int bitrate;
+	unsigned int bitrate;
 	unsigned char bits[YAM_FPGA_SIZE];
 };