login: Use pid_t for child_pid

Since child_pid keeps track of a PID, it should be of type pid_t
and not of type int.

Signed-off-by: Tobias Stoeckmann <tobias@stoeckmann.org>

diff --git a/login-utils/login.c b/login-utils/login.c
index a8a76f38859b69980f2e4f8465c3351cb71e7725..1812b901797318af921e7ea4b24e3c98582abfb2 100644 (file)
--- a/login-utils/login.c
+++ b/login-utils/login.c
@@ -138,7 +138,7 @@ struct login_context {
                        keep_env:1;     /* login -p */
 };
 
-static int child_pid = 0;
+static pid_t child_pid = 0;
 static volatile sig_atomic_t got_sig = 0;
 static char *timeout_msg;