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Fix check for leading zero, so that it does not block two zeroes

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in hook name.
This commit is contained in:
Gleb Smirnoff 2005-05-29 12:20:41 +00:00
parent 6fd53a4f81
commit bbc8878e6d
1 changed files with 5 additions and 1 deletions
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6
sys/netgraph/ng_ipfw.c
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@ -147,9 +147,13 @@ ng_ipfw_newhook(node_p node, hook_p hook, const char *name)
const char *cp;
char *endptr;
/* Protect from leading zero */
if (name[0] == '0' && name[1] != '\0')
return (EINVAL);
/* Check that name contains only digits */
for (cp = name; *cp != '\0'; cp++)
if (!isdigit(*cp) || (cp[0] == '0' && cp[1] != '\0'))
if (!isdigit(*cp))
return (EINVAL);
/* Convert it to integer */