From ebc2198d9f0292fee97e623b5e2a545fccb91d2a Mon Sep 17 00:00:00 2001
From: Yusuke Endoh <mame@ruby-lang.org>
Date: Sat, 12 Oct 2019 22:43:34 +0900
Subject: re.c (match_set_string): add a check for memory allocation

Found by Coverity Scan
---
 re.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 're.c')

diff --git a/re.c b/re.c
index e61d9bc88c..436316c2d4 100644
--- a/re.c
+++ b/re.c
@@ -1333,7 +1333,8 @@ match_set_string(VALUE m, VALUE string, long pos, long len)
 
     match->str = string;
     match->regexp = Qnil;
-    onig_region_resize(&rmatch->regs, 1);
+    int err = onig_region_resize(&rmatch->regs, 1);
+    if (err) rb_memerror();
     rmatch->regs.beg[0] = pos;
     rmatch->regs.end[0] = pos + len;
     OBJ_INFECT(match, string);
-- 
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