From 4df2ef25b3b3618fd708ab484fe6239abd130fec Mon Sep 17 00:00:00 2001
From: Gilad Ben-Yossef <gilad@benyossef.com>
Date: Wed, 27 Nov 2019 10:49:08 +0200
Subject: [PATCH] crypto: ccree - fix backlog memory leak
Git-commit: 4df2ef25b3b3618fd708ab484fe6239abd130fec
Patch-mainline: v5.6-rc1
References: git-fixes
Fix brown paper bag bug of not releasing backlog list item buffer
when backlog was consumed causing a memory leak when backlog is
used.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: stable@vger.kernel.org # v4.19+
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/crypto/ccree/cc_request_mgr.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/crypto/ccree/cc_request_mgr.c b/drivers/crypto/ccree/cc_request_mgr.c
index 3ed3164820eb..a5606dc04b06 100644
--- a/drivers/crypto/ccree/cc_request_mgr.c
+++ b/drivers/crypto/ccree/cc_request_mgr.c
@@ -404,6 +404,7 @@ static void cc_proc_backlog(struct cc_drvdata *drvdata)
spin_lock(&mgr->bl_lock);
list_del(&bli->list);
--mgr->bl_len;
+ kfree(bli);
}
spin_unlock(&mgr->bl_lock);
--
2.16.4