Merge pull request #3419 from hathach/remove-sprintf

remove the usage snprintf

1 files changed, 6 insertions, 2 deletions

diff --git a/src/common/tusb_debug.h b/src/common/tusb_debug.h
index e0e09f5ce..ba5b4afd1 100644
--- a/src/common/tusb_debug.h
+++ b/src/common/tusb_debug.h
@@ -117,12 +117,16 @@ static inline const char* tu_lookup_find(tu_lookup_table_t const* p_table, uint3
     }
   }
 
-  // not found return the key value in hex
+  #ifndef CFG_TUSB_DEBUG_PRINTF
+  // not found return the key value in hex if no custom printf is defined
   static char not_found[11];
-  if (snprintf(not_found, sizeof(not_found), "0x%08lX", (unsigned long) key) <= 0) {
+  if (snprintf(not_found, sizeof(not_found), "0x%08lX", (unsigned long)key) <= 0) {
     not_found[0] = 0;
   }
   return not_found;
+  #else
+  return "NotFound";
+  #endif
 }
 
 #endif // CFG_TUSB_DEBUG