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Diffstat (limited to 'source3/smbd/notify.c')
-rw-r--r--source3/smbd/notify.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/source3/smbd/notify.c b/source3/smbd/notify.c
index 1b75916942..746a8f47e5 100644
--- a/source3/smbd/notify.c
+++ b/source3/smbd/notify.c
@@ -22,6 +22,9 @@
#include "includes.h"
+/* Max size we can send to client in a notify response. */
+extern int max_send;
+
struct notify_change_request {
struct notify_change_request *prev, *next;
struct files_struct *fsp; /* backpointer for cancel by mid */
@@ -147,6 +150,15 @@ void change_notify_reply(const char *request_buf,
buflen = smb_size+38+prs_offset(&ps) + 4 /* padding */;
+ if (buflen > max_send) {
+ /*
+ * We exceed what the client is willing to accept. Send
+ * nothing.
+ */
+ change_notify_reply_packet(request_buf, NT_STATUS_OK);
+ goto done;
+ }
+
if (!(outbuf = SMB_MALLOC_ARRAY(char, buflen))) {
change_notify_reply_packet(request_buf, NT_STATUS_NO_MEMORY);
goto done;