udhcp: use fdprintf for pidfile creation (smaller code)

git-svn-id: svn://busybox.net/trunk/busybox@18106 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 1 insertions, 7 deletions

diff --git a/networking/udhcp/pidfile.c b/networking/udhcp/pidfile.c
index bcb2608c5..be65d5fc9 100644
--- a/networking/udhcp/pidfile.c
+++ b/networking/udhcp/pidfile.c
@@ -52,15 +52,9 @@ int pidfile_acquire(const char *pidfile)
 
 void pidfile_write_release(int pid_fd)
 {
-        FILE *out;
-
         if (pid_fd < 0) return;
 
-        out = fdopen(pid_fd, "w");
-        if (out) {
-                fprintf(out, "%d\n", getpid());
-                fclose(out);
-        }
+        fdprintf(pid_fd, "%d\n", getpid());
         lockf(pid_fd, F_UNLCK, 0);
         close(pid_fd);
 }