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| author | Guy Harris <guy@alum.mit.edu> | 2004-07-09 21:52:03 +0000 |
|---|---|---|
| committer | Guy Harris <guy@alum.mit.edu> | 2004-07-09 21:52:03 +0000 |
| commit | 50ac5816130cde1d821259d2c4215a9b10e3d3a7 (patch) | |
| tree | b34ac9811a4eef3cdcff5631852b1e082738e529 /epan/proto.c | |
| parent | 70e22b4aba117e308045d0de820fea814bceb7d8 (diff) | |
| download | wireshark-50ac5816130cde1d821259d2c4215a9b10e3d3a7.tar.gz wireshark-50ac5816130cde1d821259d2c4215a9b10e3d3a7.tar.bz2 wireshark-50ac5816130cde1d821259d2c4215a9b10e3d3a7.zip | |
"length" is relative to the start of the field, so don't subtract the
start of the field from it.
svn path=/trunk/; revision=11354
Diffstat (limited to 'epan/proto.c')
| -rw-r--r-- | epan/proto.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/epan/proto.c b/epan/proto.c index f04f74398e..1cc57e6f6c 100644 --- a/epan/proto.c +++ b/epan/proto.c @@ -1,7 +1,7 @@ /* proto.c * Routines for protocol tree * - * $Id: proto.c,v 1.135 2004/07/05 16:42:19 ulfl Exp $ + * $Id: proto.c,v 1.136 2004/07/09 21:52:03 guy Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs <gerald@ethereal.com> @@ -3706,7 +3706,7 @@ proto_construct_dfilter_string(field_info *finfo, epan_dissect_t *edt) int abbrev_len; char *buf, *stringified, *format, *ptr; int dfilter_len, i; - gint start, length; + gint start, length, length_remaining; guint8 c; hfinfo = finfo->hfinfo; @@ -3891,8 +3891,9 @@ proto_construct_dfilter_string(field_info *finfo, epan_dissect_t *edt) /* * Don't go past the end of that tvbuff. */ - if ((gint)length > tvb_length_remaining(finfo->ds_tvb, finfo->start)) - length = tvb_length_remaining(finfo->ds_tvb, finfo->start); + length_remaining = tvb_length_remaining(finfo->ds_tvb, finfo->start); + if (length > length_remaining) + length = length_remaining; if (length <= 0) return NULL; @@ -3903,7 +3904,7 @@ proto_construct_dfilter_string(field_info *finfo, epan_dissect_t *edt) sprintf(ptr, "frame[%d:%d] == ", finfo->start, length); ptr = buf+strlen(buf); - for (i=0;i<length-finfo->start; i++) { + for (i=0;i<length; i++) { c = tvb_get_guint8(finfo->ds_tvb, start); start++; if (i == 0 ) { |