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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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5
ChangeLog
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@ -1,3 +1,8 @@
2013-08-15 Nicolas François <nicolas.francois@centraliens.net>
* src/usermod.c: Fix parse of ranges. The hyphen might be followed
by a negative integer.
2013-08-15 Nicolas François <nicolas.francois@centraliens.net> 2013-08-15 Nicolas François <nicolas.francois@centraliens.net>
* lib/subordinateio.c (find_free_range): max is allowed for new * lib/subordinateio.c (find_free_range): max is allowed for new

4
src/usermod.c
View File

@ -336,7 +336,7 @@ struct ulong_range
static struct ulong_range getulong_range(const char *str) static struct ulong_range getulong_range(const char *str)
{ {
struct ulong_range result = { .first = ULONG_MAX, .last = 0 }; struct ulong_range result = { .first = ULONG_MAX, .last = 0 };
unsigned long long first, last; long long first, last;
char *pos; char *pos;
errno = 0; errno = 0;
@ -346,7 +346,7 @@ static struct ulong_range getulong_range(const char *str)
goto out; goto out;
errno = 0; errno = 0;
last = strtoul(pos + 1, &pos, 10); last = strtoll(pos + 1, &pos, 10);
if (('\0' != *pos ) || (ERANGE == errno) || if (('\0' != *pos ) || (ERANGE == errno) ||
(last != (unsigned long int)last)) (last != (unsigned long int)last))
goto out; goto out;