https://git.ruby-lang.org/ruby.git/commit/?id=5c15cecfbf

From 5c15cecfbfe61f9d46f45c949829c79cb7f162a9 Mon Sep 17 00:00:00 2001
From: nagachika <nagachika@r...>
Date: Sat, 19 Feb 2022 14:19:22 +0900
Subject: merge revision(s) 0c5f8c62766afe4605172800063e63fe36996658: [Backport
 #10961]

	[ruby/zlib] Resume zstream if available [Bug #10961]

	---
	 ext/zlib/zlib.c | 6 ++++++
	 1 file changed, 6 insertions(+)
---
 ext/zlib/zlib.c | 6 ++++++
 version.h       | 4 ++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index 4e339b9063..d7caddf39a 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -1095,6 +1095,12 @@ loop: https://github.com/ruby/ruby/blob/trunk/ext/zlib/zlib.c#L1095
                                RB_NOGVL_UBF_ASYNC_SAFE);
 #endif
 
+    /* retry if no exception is thrown */
+    if (err == Z_OK && args.interrupt) {
+       args.interrupt = 0;
+       goto loop;
+    }
+
     if (flush != Z_FINISH && err == Z_BUF_ERROR
 	    && z->stream.avail_out > 0) {
 	z->flags |= ZSTREAM_FLAG_IN_STREAM;
diff --git a/version.h b/version.h
index 65aa52abe7..2cc0abb3ff 100644
--- a/version.h
+++ b/version.h
@@ -12,11 +12,11 @@ https://github.com/ruby/ruby/blob/trunk/version.h#L12
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 4
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 175
+#define RUBY_PATCHLEVEL 176
 
 #define RUBY_RELEASE_YEAR 2022
 #define RUBY_RELEASE_MONTH 2
-#define RUBY_RELEASE_DAY 13
+#define RUBY_RELEASE_DAY 19
 
 #include "ruby/version.h"
 
-- 
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