fix off-by-one errorHEADmaster

1 files changed, 1 insertions, 1 deletions

diff --git a/src/log.c b/src/log.c
index 13b861b..074c584 100644
--- a/src/log.c
+++ b/src/log.c
@@ -244,7 +244,7 @@ void log_print_hex_dump(log_prio_t prio, const uint8_t* buf, uint32_t len)
     for(i=0; i < len; i++) {
       if(((i+1)*3) >= (MSG_LENGTH_MAX - offset))
         break;
-      snprintf(ptr, 3, "%02X ", buf[i]);
+      snprintf(ptr, 4, "%02X ", buf[i]);
       ptr+=3;
     }
   }