Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
        void __iomem *base;
        unsigned long video_limit;
 
+       /* lock used to protect videobuf */
        spinlock_t lock;
        struct list_head capture;
        struct videobuf_buffer *active;
 
 };
 
 #define MAGIC_DC_MEM 0x0733ac61
-#define MAGIC_CHECK(is, should)                                                \
-       if (unlikely((is) != (should))) {                               \
-               pr_err("magic mismatch: %x expected %x\n", is, should); \
-               BUG();                                                  \
+#define MAGIC_CHECK(is, should)                                                    \
+       if (unlikely((is) != (should))) {                                   \
+               pr_err("magic mismatch: %x expected %x\n", (is), (should)); \
+               BUG();                                                      \
        }
 
 static void