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Diffstat (limited to 'extensions/libxt_tcp.c')
-rw-r--r--extensions/libxt_tcp.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/extensions/libxt_tcp.c b/extensions/libxt_tcp.c
index 0f3e27de..75551d79 100644
--- a/extensions/libxt_tcp.c
+++ b/extensions/libxt_tcp.c
@@ -148,7 +148,7 @@ tcp_parse(int c, char **argv, int invert, unsigned int *flags,
xtables_error(PARAMETER_PROBLEM,
"Only one `--source-port' allowed");
xtables_check_inverse(optarg, &invert, &optind, 0, argv);
- parse_tcp_ports(argv[optind-1], tcpinfo->spts);
+ parse_tcp_ports(optarg, tcpinfo->spts);
if (invert)
tcpinfo->invflags |= XT_TCP_INV_SRCPT;
*flags |= TCP_SRC_PORTS;
@@ -159,7 +159,7 @@ tcp_parse(int c, char **argv, int invert, unsigned int *flags,
xtables_error(PARAMETER_PROBLEM,
"Only one `--destination-port' allowed");
xtables_check_inverse(optarg, &invert, &optind, 0, argv);
- parse_tcp_ports(argv[optind-1], tcpinfo->dpts);
+ parse_tcp_ports(optarg, tcpinfo->dpts);
if (invert)
tcpinfo->invflags |= XT_TCP_INV_DSTPT;
*flags |= TCP_DST_PORTS;
@@ -186,7 +186,7 @@ tcp_parse(int c, char **argv, int invert, unsigned int *flags,
xtables_error(PARAMETER_PROBLEM,
"--tcp-flags requires two args.");
- parse_tcp_flags(tcpinfo, argv[optind-1], argv[optind],
+ parse_tcp_flags(tcpinfo, optarg, argv[optind],
invert);
optind++;
*flags |= TCP_FLAGS;
@@ -197,7 +197,7 @@ tcp_parse(int c, char **argv, int invert, unsigned int *flags,
xtables_error(PARAMETER_PROBLEM,
"Only one `--tcp-option' allowed");
xtables_check_inverse(optarg, &invert, &optind, 0, argv);
- parse_tcp_option(argv[optind-1], &tcpinfo->option);
+ parse_tcp_option(optarg, &tcpinfo->option);
if (invert)
tcpinfo->invflags |= XT_TCP_INV_OPTION;
*flags |= TCP_OPTION;