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-rw-r--r--extensions/libipt_u32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/extensions/libipt_u32.c b/extensions/libipt_u32.c
index 788413c..1eea83f 100644
--- a/extensions/libipt_u32.c
+++ b/extensions/libipt_u32.c
@@ -85,7 +85,7 @@ u_int32_t parse_number(char **s, int pos)
char *end;
errno = 0;
- number = strtol(*s, &end, 0);
+ number = strtoul(*s, &end, 0);
if (end == *s)
exit_error(PARAMETER_PROBLEM,
"u32: at char %d expected number", pos);