diff options
Diffstat (limited to 'wiretap/pcapng.c')
| -rw-r--r-- | wiretap/pcapng.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/wiretap/pcapng.c b/wiretap/pcapng.c index 55414e6e98..0d070c6b12 100644 --- a/wiretap/pcapng.c +++ b/wiretap/pcapng.c @@ -2487,6 +2487,7 @@ pcapng_open(wtap *wth, int *err, gchar **err_info) case PCAPNG_BLOCK_NOT_SHB: /* An error indicating that this isn't a pcap-ng file. */ wtap_optionblock_free(wblock.block); + wblock.block = NULL; *err = 0; *err_info = NULL; return WTAP_OPEN_NOT_MINE; @@ -2494,6 +2495,7 @@ pcapng_open(wtap *wth, int *err, gchar **err_info) case PCAPNG_BLOCK_ERROR: /* An I/O error, or this probably *is* a pcap-ng file but not a valid one. */ wtap_optionblock_free(wblock.block); + wblock.block = NULL; return WTAP_OPEN_ERROR; } @@ -2506,6 +2508,7 @@ pcapng_open(wtap *wth, int *err, gchar **err_info) */ pcapng_debug("pcapng_open: first block type %u not SHB", wblock.type); wtap_optionblock_free(wblock.block); + wblock.block = NULL; return WTAP_OPEN_NOT_MINE; } pn.shb_read = TRUE; @@ -2561,10 +2564,12 @@ pcapng_open(wtap *wth, int *err, gchar **err_info) if (*err == 0) { pcapng_debug("No more IDBs available..."); wtap_optionblock_free(wblock.block); + wblock.block = NULL; break; } else { pcapng_debug("pcapng_open: couldn't read IDB"); wtap_optionblock_free(wblock.block); + wblock.block = NULL; return WTAP_OPEN_ERROR; } } |