USB: ohci, fix oddball gcc warning

Some versions of GCC recently grew annoying warnings about constants.
This gets rid of that warning from the OHCI driver.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/host/ohci-dbg.c b/drivers/usb/host/ohci-dbg.c
index 6f9e43e..f61c6cd 100644 (file)
--- a/drivers/usb/host/ohci-dbg.c
+++ b/drivers/usb/host/ohci-dbg.c
@@ -74,7 +74,7 @@ urb_print (struct urb * urb, char * str, int small)
 
 #define ohci_dbg_sw(ohci, next, size, format, arg...) \
        do { \
-       if (next) { \
+       if (next != NULL) { \
                unsigned s_len; \
                s_len = scnprintf (*next, *size, format, ## arg ); \
                *size -= s_len; *next += s_len; \