+++ /dev/null
---- a/drivers/usb/host/adm5120-dbg.c
-+++ b/drivers/usb/host/adm5120-dbg.c
-@@ -133,7 +133,7 @@ urb_print(struct admhcd *ahcd, struct ur
-
- #define admhc_dbg_sw(ahcd, 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; \