From: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx> commit 4df2ef25b3b3618fd708ab484fe6239abd130fec upstream. 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@xxxxxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx # v4.19+ Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/crypto/ccree/cc_request_mgr.c | 1 + 1 file changed, 1 insertion(+) --- 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_dr spin_lock(&mgr->bl_lock); list_del(&bli->list); --mgr->bl_len; + kfree(bli); } spin_unlock(&mgr->bl_lock);
