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Don't assume a_name is a number just because the first character

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is a digit.

PR:		bin/9484
Submitted by:	Matthew D. Fuller <fullermd@futuresouth.com>
This commit is contained in:
Dag-Erling Smørgrav 1999-02-08 21:26:44 +00:00
parent 2ad1a3f729
commit c8e126f7f0
1 changed files with 4 additions and 2 deletions
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6
usr.sbin/pw/pw_user.c
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@ -26,7 +26,7 @@
#ifndef lint
static const char rcsid[] =
"$Id: pw_user.c,v 1.24 1999/01/02 04:37:46 billf Exp $";
"$Id: pw_user.c,v 1.25 1999/01/04 14:07:53 billf Exp $";
#endif /* not lint */
#include <ctype.h>
@ -291,7 +291,9 @@ pw_user(struct userconf * cnf, int mode, struct cargs * args)
* really don't really care which we have, but we need to
* know.
*/
if (mode != M_ADD && pwd == NULL && isdigit(*a_name->val) && atoi(a_name->val) > 0) { /* Assume uid */
if (mode != M_ADD && pwd == NULL
&& strspn(a_name->val, "0123456789") == strlen(a_name->val)
&& atoi(a_name->val) > 0) { /* Assume uid */
(a_uid = a_name)->ch = 'u';
a_name = NULL;
}