File strongswan-4.3.4-load_secrets-lock-fix.diff of Package strongswan

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File strongswan-4.3.4-load_secrets-lock-fix.diff of Package strongswan

From: Marius Tomaschewski <mt@suse.de>
Date: Wed, 2 Sep 2009 13:49:39 +0200
Subject: [PATCH] Fixed load_secrets to acquire/release lock in level 0 only

The write_lock call fails with EDEADLK and unlocks in the
next recursion level.

diff --git a/src/charon/plugins/stroke/stroke_cred.c b/src/charon/plugins/stroke/stroke_cred.c
index 31bcfe9f486f4dac0ae30bc5846ed3d818526dbb..68df7f0b6d709c396d7a572ca4d0198ef12b2446 100644
--- a/src/charon/plugins/stroke/stroke_cred.c
+++ b/src/charon/plugins/stroke/stroke_cred.c
@@ -722,9 +722,10 @@ static void load_secrets(private_stroke_cred_t *this, char *file, int level)
 	fclose(fd);
 	src = chunk;
 
-	this->lock->write_lock(this->lock);
 	if (level == 0)
 	{
+		this->lock->write_lock(this->lock);
+
 		/* flush secrets on non-recursive invocation */
 		while (this->shared->remove_last(this->shared,
 										 (void**)&shared) == SUCCESS)
@@ -1019,7 +1020,10 @@ static void load_secrets(private_stroke_cred_t *this, char *file, int level)
 		}
 	}
 error:
-	this->lock->unlock(this->lock);
+	if (level == 0)
+	{
+		this->lock->unlock(this->lock);
+	}
 	chunk_clear(&chunk);
 }
 
-- 
1.6.0.2

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File strongswan-4.3.4-load_secrets-lock-fix.diff of Package strongswan

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