diff options
Diffstat (limited to 'pjsip/include/pjsip/print_util.h')
| -rw-r--r-- | pjsip/include/pjsip/print_util.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/pjsip/include/pjsip/print_util.h b/pjsip/include/pjsip/print_util.h index f8f9eb01..bd5d6f6b 100644 --- a/pjsip/include/pjsip/print_util.h +++ b/pjsip/include/pjsip/print_util.h @@ -29,8 +29,10 @@ #define copy_advance_check(buf,str) \ do { \ if ((str).slen >= (endbuf-buf)) return -1; \ - pj_memcpy(buf, (str).ptr, (str).slen); \ - buf += (str).slen; \ + if ((str).slen) { \ + pj_memcpy(buf, (str).ptr, (str).slen); \ + buf += (str).slen; \ + } \ } while (0) #define copy_advance_pair_check(buf,str1,len1,str2) \ |