# HG changeset patch
# User Christian Brabandt <cb@256bit.org>
# Date 1522753207 -7200
# Node ID 97720d9a01d44626adb5a2c0c147a6a9e2260e61
# Parent  5ec18e517884963c9fc53bf47629881ccb3cda90
patch 8.0.1657: crash when reading a channel

commit https://github.com/vim/vim/commit/9af9778209cd0cbb284f6ff7e88f707418089975
Author: Bram Moolenaar <Bram@vim.org>
Date:   Tue Apr 3 12:51:01 2018 +0200

    patch 8.0.1657: crash when reading a channel

    Problem:    Crash when reading a channel.
    Solution:   Clear the write flag before writing. (idea by Shinya Ohyanagi,
                closes #2769).

diff --git a/src/channel.c b/src/channel.c
--- a/src/channel.c
+++ b/src/channel.c
@@ -4150,8 +4150,9 @@ channel_select_check(int ret_in, void *r
 	if (ret > 0 && in_part->ch_fd != INVALID_FD
 					    && FD_ISSET(in_part->ch_fd, wfds))
 	{
+	    /* Clear the flag first, ch_fd may change in channel_write_input(). */
+	    FD_CLR(in_part->ch_fd, wfds);
 	    channel_write_input(channel);
-	    FD_CLR(in_part->ch_fd, wfds);
 	    --ret;
 	}
     }
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -763,6 +763,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1657,
+/**/
     1656,
 /**/
     1655,