5 files changed, 33 insertions, 17 deletions

diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c
index 8347c90cf483..5eb04129f938 100644
--- a/fs/cifs/cifsencrypt.c
+++ b/fs/cifs/cifsencrypt.c
@@ -808,7 +808,11 @@ calc_seckey(struct cifs_ses *ses)
 	struct crypto_skcipher *tfm_arc4;
 	struct scatterlist sgin, sgout;
 	struct skcipher_request *req;
-	unsigned char sec_key[CIFS_SESS_KEY_SIZE]; /* a nonce */
+	unsigned char *sec_key;
+
+	sec_key = kmalloc(CIFS_SESS_KEY_SIZE, GFP_KERNEL);
+	if (sec_key == NULL)
+		return -ENOMEM;
 
 	get_random_bytes(sec_key, CIFS_SESS_KEY_SIZE);
 
@@ -816,7 +820,7 @@ calc_seckey(struct cifs_ses *ses)
 	if (IS_ERR(tfm_arc4)) {
 		rc = PTR_ERR(tfm_arc4);
 		cifs_dbg(VFS, "could not allocate crypto API arc4\n");
-		return rc;
+		goto out;
 	}
 
 	rc = crypto_skcipher_setkey(tfm_arc4, ses->auth_key.response,
@@ -854,7 +858,8 @@ calc_seckey(struct cifs_ses *ses)
 
 out_free_cipher:
 	crypto_free_skcipher(tfm_arc4);
-
+out:
+	kfree(sec_key);
 	return rc;
 }
 
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 3f3185febc58..e3fed9249a04 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -3427,6 +3427,7 @@ static __u16 ACL_to_cifs_posix(char *parm_data, const char *pACL,
 	__u16 rc = 0;
 	struct cifs_posix_acl *cifs_acl = (struct cifs_posix_acl *)parm_data;
 	struct posix_acl_xattr_header *local_acl = (void *)pACL;
+	struct posix_acl_xattr_entry *ace = (void *)(local_acl + 1);
 	int count;
 	int i;
 
@@ -3453,8 +3454,7 @@ static __u16 ACL_to_cifs_posix(char *parm_data, const char *pACL,
 		return 0;
 	}
 	for (i = 0; i < count; i++) {
-		rc = convert_ace_to_cifs_ace(&cifs_acl->ace_array[i],
-			(struct posix_acl_xattr_entry *)(local_acl + 1));
+		rc = convert_ace_to_cifs_ace(&cifs_acl->ace_array[i], &ace[i]);
 		if (rc != 0) {
 			/* ACE not converted */
 			break;
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index aab5227979e2..4547aeddd12b 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -412,6 +412,9 @@ cifs_reconnect(struct TCP_Server_Info *server)
 		}
 	} while (server->tcpStatus == CifsNeedReconnect);
 
+	if (server->tcpStatus == CifsNeedNegotiate)
+		mod_delayed_work(cifsiod_wq, &server->echo, 0);
+
 	return rc;
 }
 
@@ -421,17 +424,25 @@ cifs_echo_request(struct work_struct *work)
 	int rc;
 	struct TCP_Server_Info *server = container_of(work,
 					struct TCP_Server_Info, echo.work);
-	unsigned long echo_interval = server->echo_interval;
+	unsigned long echo_interval;
+
+	/*
+	 * If we need to renegotiate, set echo interval to zero to
+	 * immediately call echo service where we can renegotiate.
+	 */
+	if (server->tcpStatus == CifsNeedNegotiate)
+		echo_interval = 0;
+	else
+		echo_interval = server->echo_interval;
 
 	/*
-	 * We cannot send an echo if it is disabled or until the
-	 * NEGOTIATE_PROTOCOL request is done, which is indicated by
-	 * server->ops->need_neg() == true. Also, no need to ping if
-	 * we got a response recently.
+	 * We cannot send an echo if it is disabled.
+	 * Also, no need to ping if we got a response recently.
 	 */
 
 	if (server->tcpStatus == CifsNeedReconnect ||
-	    server->tcpStatus == CifsExiting || server->tcpStatus == CifsNew ||
+	    server->tcpStatus == CifsExiting ||
+	    server->tcpStatus == CifsNew ||
 	    (server->ops->can_echo && !server->ops->can_echo(server)) ||
 	    time_before(jiffies, server->lstrp + echo_interval - HZ))
 		goto requeue_echo;
@@ -442,7 +453,7 @@ cifs_echo_request(struct work_struct *work)
 			 server->hostname);
 
 requeue_echo:
-	queue_delayed_work(cifsiod_wq, &server->echo, echo_interval);
+	queue_delayed_work(cifsiod_wq, &server->echo, server->echo_interval);
 }
 
 static bool
diff --git a/fs/isofs/rock.c b/fs/isofs/rock.c
index 98b3eb7d8eaf..0ec137310320 100644
--- a/fs/isofs/rock.c
+++ b/fs/isofs/rock.c
@@ -377,9 +377,9 @@ repeat:
 			{
 				int p;
 				for (p = 0; p < rr->u.ER.len_id; p++)
-					printk("%c", rr->u.ER.data[p]);
+					printk(KERN_CONT "%c", rr->u.ER.data[p]);
 			}
-			printk("\n");
+			printk(KERN_CONT "\n");
 			break;
 		case SIG('P', 'X'):
 			inode->i_mode = isonum_733(rr->u.PX.mode);
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index edd46a0e951d..0e100856c7b8 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -328,11 +328,11 @@ static struct dentry *ovl_d_real(struct dentry *dentry,
 	if (!real)
 		goto bug;
 
+	/* Handle recursion */
+	real = d_real(real, inode, open_flags);
+
 	if (!inode || inode == d_inode(real))
 		return real;
-
-	/* Handle recursion */
-	return d_real(real, inode, open_flags);
 bug:
 	WARN(1, "ovl_d_real(%pd4, %s:%lu): real dentry not found\n", dentry,
 	     inode ? inode->i_sb->s_id : "NULL", inode ? inode->i_ino : 0);