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From 175850b03e1af251d705c1d04b2b9b3c1c06e48f Mon Sep 17 00:00:00 2001
From: Akira TAGOH <akira@tagoh.org>
Date: Thu, 17 Feb 2022 19:06:10 +0900
Subject: [PATCH] Fix SEGV issue in fribidi_remove_bidi_marks
Escape from fribidi_remove_bidi_marks() immediately if str is null.
This fixes https://github.com/fribidi/fribidi/issues/183
---
lib/fribidi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/fribidi.c b/lib/fribidi.c
index f5da0da..70bdab2 100644
--- a/lib/fribidi.c
+++ b/lib/fribidi.c
@@ -74,7 +74,7 @@ fribidi_remove_bidi_marks (
fribidi_boolean status = false;
if UNLIKELY
- (len == 0)
+ (len == 0 || str == NULL)
{
status = true;
goto out;
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