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From: Eric Wong <e@80x24.org>
To: sleepy-penguin@bogomips.org
Subject: [PATCH] free buffer if pthread_setspecific fails
Date: Thu, 16 Mar 2017 19:45:55 +0000	[thread overview]
Message-ID: <20170316194555.11372-1-e@80x24.org> (raw)

Unlikely, but we must not leak memory if pthread_setspecific
somehow fails.
---
 ext/sleepy_penguin/init.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ext/sleepy_penguin/init.c b/ext/sleepy_penguin/init.c
index 01bb52f..f9671eb 100644
--- a/ext/sleepy_penguin/init.c
+++ b/ext/sleepy_penguin/init.c
@@ -113,6 +113,7 @@ void *rb_sp_gettlsbuf(size_t *size)
 	buf->capa = *size;
 	err = pthread_setspecific(rb_sp_key, buf);
 	if (err != 0) {
+		free(buf);
 		errno = err;
 		rb_sys_fail("BUG: pthread_setspecific");
 	}
-- 
EW


                 reply	other threads:[~2017-03-16 19:45 UTC|newest]

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