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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2009-11-18 11:34:43 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2009-11-18 11:34:43 +0100 |
| commit | 8684cbb5cc2c461e3795fba19ad7386db37cf499 (patch) | |
| tree | 027d4aa55cfa710769c86c2aca838fbba3e3dbe9 /loginutils | |
| parent | 5b0a7f1a6e66af3f1ff4159d4eb96c30517782b8 (diff) | |
| download | busybox-8684cbb5cc2c461e3795fba19ad7386db37cf499.tar.gz | |
libbb: robustify isXXXX(). +39 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'loginutils')
| -rw-r--r-- | loginutils/getty.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/loginutils/getty.c b/loginutils/getty.c index f44d387b6..20411b04c 100644 --- a/loginutils/getty.c +++ b/loginutils/getty.c @@ -487,7 +487,7 @@ static char *get_logname(char *logname, unsigned size_logname, case CTL('D'): exit(EXIT_SUCCESS); default: - if (!isprint(ascval)) { + if (ascval < ' ') { /* ignore garbage characters */ } else if ((int)(bp - logname) >= size_logname - 1) { bb_error_msg_and_die("%s: input overrun", op->tty); |