log_init(): don't leak fd on error

Reported by Coverity, CID 51641.
Signed-off-by: Kir Kolyshkin <kir@openvz.org>
Acked-by: Andrew Vagin <avagin@odin.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

log.c

@@ -89,6 +89,7 @@ int log_init(const char *output)
 
 		if (cr_fchown(new_logfd)) {
 			pr_perror("Can't chown log file %s", output);
+			close(new_logfd);
 			return -1;
 		}
 	} else {