Blame SOURCES/dovecot-2.3.13-CVE_2020_25275-part2.patch

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From eea57c8683325f9767b2eb1b44a0b23352541c1e Mon Sep 17 00:00:00 2001
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From: Timo Sirainen <timo.sirainen@open-xchange.com>
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Date: Mon, 17 Aug 2020 17:59:19 +0300
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Subject: [PATCH] imap: Split off client_command_failed_early()
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---
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 src/imap/imap-client.c | 19 ++++++++++++++-----
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 1 file changed, 14 insertions(+), 5 deletions(-)
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diff --git a/src/imap/imap-client.c b/src/imap/imap-client.c
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index 07b2a8018b..0bf03caa97 100644
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--- a/src/imap/imap-client.c
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+++ b/src/imap/imap-client.c
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@@ -1176,6 +1176,19 @@ bool client_handle_unfinished_cmd(struct client_command_context *cmd)
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 	return TRUE;
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 }
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+static void
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+client_command_failed_early(struct client_command_context **_cmd,
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+			    const char *error)
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+{
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+	struct client_command_context *cmd = *_cmd;
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+
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+	io_loop_time_refresh();
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+	command_stats_start(cmd);
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+	client_send_command_error(cmd, error);
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+	cmd->param_error = TRUE;
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+	client_command_free(_cmd);
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+}
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+
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 static bool client_command_input(struct client_command_context *cmd)
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 {
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 	struct client *client = cmd->client;
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@@ -1239,11 +1252,7 @@ static bool client_command_input(struct client_command_context *cmd)
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 	if (cmd->func == NULL) {
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 		/* unknown command */
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-		io_loop_time_refresh();
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-		command_stats_start(cmd);
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-		client_send_command_error(cmd, "Unknown command.");
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-		cmd->param_error = TRUE;
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-		client_command_free(&cmd);
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+		client_command_failed_early(&cmd, "Unknown command.");
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 		return TRUE;
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 	} else {
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 		i_assert(!client->disconnected);