Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.9 19/27] cifs: Use kzfree() to zero out the password | Date | Wed, 4 Sep 2019 12:02:12 -0400 |
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From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit 478228e57f81f6cb60798d54fc02a74ea7dd267e ]
It's safer to zero out the password so that it can never be disclosed.
Fixes: 0c219f5799c7 ("cifs: set domainName when a domain-key is used in multiuser") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Steve French <stfrench@microsoft.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- fs/cifs/connect.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 2a199f4b663bf..e43ba6db2bdd6 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2567,7 +2567,7 @@ cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses) rc = -ENOMEM; kfree(vol->username); vol->username = NULL; - kfree(vol->password); + kzfree(vol->password); vol->password = NULL; goto out_key_put; } -- 2.20.1
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