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Fix parse of ranges.

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* src/usermod.c: Fix parse of ranges. The hyphen might be followed
	by a negative integer.
This commit is contained in:
Nicolas François
2013-08-15 17:07:04 +02:00
parent 5917347c6f
commit 2e46882a9b
2 changed files with 7 additions and 2 deletions
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4
src/usermod.c
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@@ -336,7 +336,7 @@ struct ulong_range
static struct ulong_range getulong_range(const char *str)
{
struct ulong_range result = { .first = ULONG_MAX, .last = 0 };
unsigned long long first, last;
long long first, last;
char *pos;
errno = 0;
@@ -346,7 +346,7 @@ static struct ulong_range getulong_range(const char *str)
goto out;
errno = 0;
last = strtoul(pos + 1, &pos, 10);
last = strtoll(pos + 1, &pos, 10);
if (('\0' != *pos ) || (ERANGE == errno) ||
(last != (unsigned long int)last))
goto out;