oss: strlcpy is smart enough

strlcpy already accounts for the trailing zero in its length
computation, so there is no need to substract one to the buffer size.
Signed-off-by: NJean Delvare <khali@linux-fr.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

sound/oss/btaudio.c

@@ -344,7 +344,7 @@ static int btaudio_mixer_ioctl(struct inode *inode, struct file *file,
 	if (cmd == SOUND_OLD_MIXER_INFO) {
 		_old_mixer_info info;
 		memset(&info,0,sizeof(info));
-                strlcpy(info.id,"bt878",sizeof(info.id)-1);
+                strlcpy(info.id, "bt878", sizeof(info.id));
                 strlcpy(info.name,"Brooktree Bt878 audio",sizeof(info.name));
                 if (copy_to_user(argp, &info, sizeof(info)))
                         return -EFAULT;