APPEND: Don't assert-crash if message size parameter isn't given.

--HG--
branch : HEAD

diff --git a/src/imap/cmd-append.c b/src/imap/cmd-append.c
index 51b92800956081f70193b763ed5f82a7374dde67..b37252e6fb595134f2be220a2b981056949d6f4e 100644 (file)
--- a/src/imap/cmd-append.c
+++ b/src/imap/cmd-append.c
@@ -254,6 +254,11 @@ static bool cmd_append_continue_parsing(struct client_command_context *cmd)
                        cmd_append_finish(ctx);
                        return TRUE;
                }
+               if (ctx->count == 0) {
+                       client_send_tagline(cmd, "BAD Missing message size.");
+                       cmd_append_finish(ctx);
+                       return TRUE;
+               }
 
                ret = mailbox_transaction_commit_get_uids(&ctx->t,
                                                          &uid_validity,