The dbgarg() macro in videodev.c contains some printk() statements
where only the first one is influenced by an if-statement. This causes
floating with debug-messages which is fixed by this patch by adding a
'{ ... }' pair.
Signed-off-by: Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
  */
 
 #define dbgarg(cmd, fmt, arg...) \
-               if (vfd->debug & V4L2_DEBUG_IOCTL_ARG)                  \
+               if (vfd->debug & V4L2_DEBUG_IOCTL_ARG) {                \
                        printk (KERN_DEBUG "%s: ",  vfd->name);         \
                        v4l_printk_ioctl(cmd);                          \
-                       printk (KERN_DEBUG "%s: " fmt, vfd->name, ## arg);
+                       printk (KERN_DEBUG "%s: " fmt, vfd->name, ## arg); \
+               }
 
 #define dbgarg2(fmt, arg...) \
                if (vfd->debug & V4L2_DEBUG_IOCTL_ARG)                  \