diff options
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/tip/tip/acu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/usr.bin/tip/tip/acu.c b/usr.bin/tip/tip/acu.c index efd8ca144610a..78786981f1138 100644 --- a/usr.bin/tip/tip/acu.c +++ b/usr.bin/tip/tip/acu.c @@ -100,10 +100,10 @@ con(void) if ((acu = acutype(AT)) == NOACU) return ("unknown ACU type"); if (*cp != '@') { - while (*cp) { + while (cp != NULL && *cp) { phnum = cp; cp = strpbrk(cp, ","); - if (*cp != '\0') + if (cp != NULL && *cp != '\0') *cp++ = '\0'; if (strlen(phnum) == 0) |