From: Bram Moolenaar <Bram@vim.org>
Date: Mon, 29 Jun 2020 21:02:21 +0000 (+0200)
Subject: patch 8.2.1092: not checking if saving for undo succeeds
X-Git-Tag: v8.2.1092
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cf070112ca2a6ac9ec5466be1cdc667f6abe8fd0;p=vim

patch 8.2.1092: not checking if saving for undo succeeds

Problem:    Not checking if saving for undo succeeds.
Solution:   Bail out if u_savesub() returns FAIL.
---

diff --git a/src/textprop.c b/src/textprop.c
index 2145db262..0645e1fd7 100644
--- a/src/textprop.c
+++ b/src/textprop.c
@@ -1350,8 +1350,9 @@ adjust_prop_columns(
 	if (res.dirty)
 	{
 	    // Save for undo if requested and not done yet.
-	    if ((flags & APC_SAVE_FOR_UNDO) && !dirty)
-		u_savesub(lnum);
+	    if ((flags & APC_SAVE_FOR_UNDO) && !dirty
+						    && u_savesub(lnum) == FAIL)
+		return FALSE;
 	    dirty = TRUE;
 	}
 	if (res.can_drop)
diff --git a/src/version.c b/src/version.c
index 82eb99036..cac669e42 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1092,
 /**/
     1091,
 /**/