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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Steve French <sfrench@samba.org>, linux-kernel@vger.kernel.org
Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Subject: [patch 1/2] cifs - find_unc cleanup
Date: Thu, 01 May 2008 19:48:31 +0400	[thread overview]
Message-ID: <4819e79f.0c58560a.0f2c.ffff9899@mx.google.com> (raw)
In-Reply-To: <20080501154830.235254575@gmail.com>

[-- Attachment #1: cifs-find-unc --]
[-- Type: text/plain, Size: 2563 bytes --]

This patch is to remove too indented code in find_unc

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---

Index: linux-2.6.git/fs/cifs/connect.c
===================================================================
--- linux-2.6.git.orig/fs/cifs/connect.c	2008-05-01 18:21:38.000000000 +0400
+++ linux-2.6.git/fs/cifs/connect.c	2008-05-01 19:02:51.000000000 +0400
@@ -1362,45 +1362,43 @@ find_unc(__be32 new_target_ip_addr, char
 {
 	struct list_head *tmp;
 	struct cifsTconInfo *tcon;
+	__be32 old_ip;
 
 	read_lock(&GlobalSMBSeslock);
+
 	list_for_each(tmp, &GlobalTreeConnectionList) {
 		cFYI(1, ("Next tcon"));
 		tcon = list_entry(tmp, struct cifsTconInfo, cifsConnectionList);
-		if (tcon->ses) {
-			if (tcon->ses->server) {
-				cFYI(1,
-				     ("old ip addr: %x == new ip %x ?",
-				      tcon->ses->server->addr.sockAddr.sin_addr.
-				      s_addr, new_target_ip_addr));
-				if (tcon->ses->server->addr.sockAddr.sin_addr.
-				    s_addr == new_target_ip_addr) {
-	/* BB lock tcon, server and tcp session and increment use count here? */
-					/* found a match on the TCP session */
-					/* BB check if reconnection needed */
-					cFYI(1,
-					      ("IP match, old UNC: %s new: %s",
-					      tcon->treeName, uncName));
-					if (strncmp
-					    (tcon->treeName, uncName,
-					     MAX_TREE_SIZE) == 0) {
-						cFYI(1,
-						     ("and old usr: %s new: %s",
-						      tcon->treeName, uncName));
-						if (strncmp
-						    (tcon->ses->userName,
-						     userName,
-						     MAX_USERNAME_SIZE) == 0) {
-							read_unlock(&GlobalSMBSeslock);
-							/* matched smb session
-							(user name */
-							return tcon;
-						}
-					}
-				}
-			}
-		}
+		if (!tcon->ses || !tcon->ses->server)
+			continue;
+
+		old_ip = tcon->ses->server->addr.sockAddr.sin_addr.s_addr;
+		cFYI(1, ("old ip addr: %x == new ip %x ?",
+			old_ip, new_target_ip_addr));
+
+		if (old_ip != new_target_ip_addr)
+			continue;
+
+		/* BB lock tcon, server and tcp session and increment use count here? */
+		/* found a match on the TCP session */
+		/* BB check if reconnection needed */
+		cFYI(1, ("IP match, old UNC: %s new: %s",
+			tcon->treeName, uncName));
+
+		if (strncmp(tcon->treeName, uncName, MAX_TREE_SIZE))
+			continue;
+
+		cFYI(1, ("and old usr: %s new: %s",
+			tcon->treeName, uncName));
+
+		if (strncmp(tcon->ses->userName, userName, MAX_USERNAME_SIZE))
+			continue;
+
+		/* matched smb session (user name) */
+		read_unlock(&GlobalSMBSeslock);
+		return tcon;
 	}
+
 	read_unlock(&GlobalSMBSeslock);
 	return NULL;
 }

-- 

       reply	other threads:[~2008-05-01 15:54 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20080501154830.235254575@gmail.com>
2008-05-01 15:48 ` Cyrill Gorcunov [this message]
2008-05-06 22:06   ` Steve French
2008-05-01 15:48 ` [patch 2/2] cifs - cifs_find_tcp_session cleanup Cyrill Gorcunov
2008-05-06 22:07   ` Steve French
2008-05-07  4:17     ` Cyrill Gorcunov
2008-05-07  5:48     ` Cyrill Gorcunov
2008-05-09 18:55       ` Steve French

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