setpriv: check writing to a file descriptor was successful

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

diff --git a/sys-utils/setpriv.c b/sys-utils/setpriv.c
index ab3180ac5bd46a1bfba1285df40cbd3a064a28de..a5727361ad9876870e9ff8cfcd8cd06bed8ecf11 100644 (file)
--- a/sys-utils/setpriv.c
+++ b/sys-utils/setpriv.c
@@ -526,7 +526,9 @@ static void do_selinux_label(const char *label)
                err(SETPRIV_EXIT_PRIVERR,
                    _("write failed: %s"), _PATH_PROC_ATTR_EXEC);
 
-       close(fd);
+       if (close_fd(fd) != 0)
+               err(SETPRIV_EXIT_PRIVERR,
+                   _("write failed: %s"), _PATH_PROC_ATTR_EXEC);
 }
 
 static void do_apparmor_profile(const char *label)