If f_fs.c and u_serial.c are combined together using #include, which has
been a common practice so far, the pr_vdebug macro is defined multiple
times. Define it only once.

Signed-off-by: Andrzej Pietrasiewicz <[email protected]>
Signed-off-by: Kyungmin Park <[email protected]>
---
 drivers/usb/gadget/f_fs.c     |    4 ++++
 drivers/usb/gadget/u_serial.c |    4 ++++
 2 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index dcd1c7f..27c841d 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -33,11 +33,15 @@
 /* Debugging ****************************************************************/
 
 #ifdef VERBOSE_DEBUG
+#ifndef pr_vdebug
 #  define pr_vdebug pr_debug
+#endif /* pr_vdebug */
 #  define ffs_dump_mem(prefix, ptr, len) \
        print_hex_dump_bytes(pr_fmt(prefix ": "), DUMP_PREFIX_NONE, ptr, len)
 #else
+#ifndef pr_vdebug
 #  define pr_vdebug(...)                 do { } while (0)
+#endif /* pr_vdebug */
 #  define ffs_dump_mem(prefix, ptr, len) do { } while (0)
 #endif /* VERBOSE_DEBUG */
 
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c
index 5b3f5ff..da6d479 100644
--- a/drivers/usb/gadget/u_serial.c
+++ b/drivers/usb/gadget/u_serial.c
@@ -132,11 +132,15 @@ static unsigned   n_ports;
 
 
 #ifdef VERBOSE_DEBUG
+#ifndef pr_vdebug
 #define pr_vdebug(fmt, arg...) \
        pr_debug(fmt, ##arg)
+#endif /* pr_vdebug */
 #else
+#ifndef pr_vdebig
 #define pr_vdebug(fmt, arg...) \
        ({ if (0) pr_debug(fmt, ##arg); })
+#endif /* pr_vdebug */
 #endif
 
 /*-------------------------------------------------------------------------*/
-- 
1.7.0.4

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