diff options
Diffstat (limited to 'extensions/libipt_psd.c')
| -rw-r--r-- | extensions/libipt_psd.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/extensions/libipt_psd.c b/extensions/libipt_psd.c index 21b9fb88..0b8b4870 100644 --- a/extensions/libipt_psd.c +++ b/extensions/libipt_psd.c @@ -82,6 +82,12 @@ parse(int c, char **argv, int invert, unsigned int *flags, { struct ipt_psd_info *psdinfo = (struct ipt_psd_info *)(*match)->data; unsigned int num; + char storage[sizeof(optarg) + 1]; + + /* string_to_number needs this */ + storage[0] = ' '; + strncpy(&storage[1], optarg, (size_t) sizeof(optarg)); + storage[sizeof(optarg)] = 0; switch (c) { /* PSD-weight-threshold */ @@ -90,7 +96,7 @@ parse(int c, char **argv, int invert, unsigned int *flags, exit_error(PARAMETER_PROBLEM, "Can't specify --psd-weight-threshold " "twice"); - if (string_to_number(optarg, 0, 10000, &num) == -1) + if (string_to_number(storage, 0, 10000, &num) == -1) exit_error(PARAMETER_PROBLEM, "bad --psd-weight-threshold `%s'", optarg); psdinfo->weight_threshold = num; @@ -102,7 +108,7 @@ parse(int c, char **argv, int invert, unsigned int *flags, if (*flags & IPT_PSD_OPT_DTRESH) exit_error(PARAMETER_PROBLEM, "Can't specify --psd-delay-threshold twice"); - if (string_to_number(optarg, 0, 10000, &num) == -1) + if (string_to_number(storage, 0, 10000, &num) == -1) exit_error(PARAMETER_PROBLEM, "bad --psd-delay-threshold `%s'", optarg); psdinfo->delay_threshold = num; @@ -114,7 +120,7 @@ parse(int c, char **argv, int invert, unsigned int *flags, if (*flags & IPT_PSD_OPT_LPWEIGHT) exit_error(PARAMETER_PROBLEM, "Can't specify --psd-lo-ports-weight twice"); - if (string_to_number(optarg, 0, 10000, &num) == -1) + if (string_to_number(storage, 0, 10000, &num) == -1) exit_error(PARAMETER_PROBLEM, "bad --psd-lo-ports-weight `%s'", optarg); psdinfo->lo_ports_weight = num; @@ -126,7 +132,7 @@ parse(int c, char **argv, int invert, unsigned int *flags, if (*flags & IPT_PSD_OPT_HPWEIGHT) exit_error(PARAMETER_PROBLEM, "Can't specify --psd-hi-ports-weight twice"); - if (string_to_number(optarg, 0, 10000, &num) == -1) + if (string_to_number(storage, 0, 10000, &num) == -1) exit_error(PARAMETER_PROBLEM, "bad --psd-hi-ports-weight `%s'", optarg); psdinfo->hi_ports_weight = num; |