diff options
| -rw-r--r-- | source3/lib/snprintf.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/source3/lib/snprintf.c b/source3/lib/snprintf.c index 3034dfaaf6..2733626108 100644 --- a/source3/lib/snprintf.c +++ b/source3/lib/snprintf.c @@ -100,6 +100,11 @@ #define LLONG long #endif +/* free memory if the pointer is valid and zero the pointer */ +#ifndef SAFE_FREE +#define SAFE_FREE(x) do { if ((x) != NULL) {free((x)); (x)=NULL;} } while(0) +#endif + static size_t dopr(char *buffer, size_t maxlen, const char *format, va_list args); static void fmtstr(char *buffer, size_t *currlen, size_t maxlen, @@ -822,10 +827,10 @@ static void dopr_outch(char *buffer, size_t *currlen, size_t maxlen, char c) { char *msg = NULL; vasprintf(&msg, format, arglist); - if (!msg) - return; - syslog(facility_priority, "%s", msg); - free(msg); + if (!msg) + return; + syslog(facility_priority, "%s", msg); + SAFE_FREE(msg); } #endif /* HAVE_SYSLOG */ #endif /* HAVE_VSYSLOG */ |