telnetd: move generic stuff into libbb. It will make it easy

to make other server applets IPv6-aware too.

1 files changed, 2 insertions, 2 deletions

diff --git a/networking/fakeidentd.c b/networking/fakeidentd.c
index 18e86c50b..0e543e772 100644
--- a/networking/fakeidentd.c
+++ b/networking/fakeidentd.c
@@ -110,13 +110,13 @@ static void handlexitsigs(int signum)
 /* May succeed. If not, won't care. */
 static void writepid(uid_t nobody, uid_t nogrp)
 {
-        char buf[24];
+        char buf[sizeof(int)*3 + 2];
         int fd = open(PIDFILE, O_WRONLY|O_CREAT|O_TRUNC, 0664);
 
         if (fd < 0)
                 return;
 
-        snprintf(buf, 23, "%d\n", getpid());
+        sprintf(buf, "%d\n", getpid());
         write(fd, buf, strlen(buf));
         fchown(fd, nobody, nogrp);
         close(fd);