diff options
Diffstat (limited to 'wiretap/lanalyzer.c')
| -rw-r--r-- | wiretap/lanalyzer.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/wiretap/lanalyzer.c b/wiretap/lanalyzer.c index 659b04ce2f..e5a1ff7318 100644 --- a/wiretap/lanalyzer.c +++ b/wiretap/lanalyzer.c @@ -1,6 +1,6 @@ /* lanalyzer.c * - * $Id: lanalyzer.c,v 1.30 2001/11/13 23:55:43 gram Exp $ + * $Id: lanalyzer.c,v 1.31 2002/03/04 00:25:35 guy Exp $ * * Wiretap Library * Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu> @@ -18,8 +18,8 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ + #ifdef HAVE_CONFIG_H #include "config.h" #endif @@ -90,7 +90,11 @@ int lanalyzer_open(wtap *wth, int *err) /* Read records until we find the start of packets */ while (1) { - file_seek(wth->fh, record_length, SEEK_CUR); + if (file_seek(wth->fh, record_length, SEEK_CUR) == -1) { + *err = file_error(wth->fh); + g_free(wth->capture.lanalyzer); + return -1; + } wth->data_offset += record_length; errno = WTAP_ERR_CANT_READ; bytes_read = file_read(LE_record_type, 1, 2, wth->fh); @@ -180,7 +184,11 @@ int lanalyzer_open(wtap *wth, int *err) case REC_TRACE_PACKET_DATA: /* Go back header number ob ytes so that lanalyzer_read * can read this header */ - file_seek(wth->fh, -bytes_read, SEEK_CUR); + if (file_seek(wth->fh, -bytes_read, SEEK_CUR) == -1) { + *err = file_error(wth->fh); + g_free(wth->capture.lanalyzer); + return -1; + } wth->data_offset -= bytes_read; return 1; |