Add register declaration and comment that malloc(0) is impossible.

1 files changed, 4 insertions, 5 deletions

diff --git a/lib/ZFmtNotice.c b/lib/ZFmtNotice.c
index 254d127..14e2f86 100644
--- a/lib/ZFmtNotice.c
+++ b/lib/ZFmtNotice.c
@@ -13,15 +13,13 @@
 /* $Header$ */
 
 #ifndef lint
-static char rcsid_ZFormatNotice_c[] = "$Header$";
-#endif lint
-
-#include <zephyr/mit-copyright.h>
+static char rcsid_ZFormatNotice_c[] = "$Id$";
+#endif
 
 #include <zephyr/zephyr_internal.h>
 
 Code_t ZFormatNotice(notice, buffer, ret_len, cert_routine)
-    ZNotice_t *notice;
+    register ZNotice_t *notice;
     char **buffer;
     int *ret_len;
     Z_AuthProc cert_routine;
@@ -36,6 +34,7 @@ Code_t ZFormatNotice(notice, buffer, ret_len, cert_routine)
 
     *ret_len = hdrlen+notice->z_message_len;
 
+    /* Length can never be zero, don't have to worry about malloc(0). */
     if (!(*buffer = malloc((unsigned)*ret_len)))
 	return (ENOMEM);