From: Steve French <stfrench@microsoft.com>
Date: Sat, 26 Oct 2019 21:00:44 +0000 (-0500)
Subject: fix memory leak in large read decrypt offload
X-Git-Tag: v5.4-rc6~2^2
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a08d897bc04f23c608dadde5c31ef194911e78bb;p=users%2Fhch%2Fblock.git

fix memory leak in large read decrypt offload

Spotted by Ronnie.

Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
---

diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 4c0922596467..cd55af9b7cc5 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -4084,6 +4084,7 @@ free_pages:
 
 	kfree(dw->ppages);
 	cifs_small_buf_release(dw->buf);
+	kfree(dw);
 }
 
 
@@ -4157,7 +4158,7 @@ receive_encrypted_read(struct TCP_Server_Info *server, struct mid_q_entry **mid,
 		dw->server = server;
 		dw->ppages = pages;
 		dw->len = len;
-		queue_work(cifsiod_wq, &dw->decrypt);
+		queue_work(decrypt_wq, &dw->decrypt);
 		*num_mids = 0; /* worker thread takes care of finding mid */
 		return -1;
 	}