Re: [patch 1/2] cifs - find_unc cleanup

From: Steve French
Date: Tue May 06 2008 - 18:06:53 EST


merged

On Thu, May 1, 2008 at 10:48 AM, Cyrill Gorcunov <gorcunov@xxxxxxxxx> wrote:
> This patch is to remove too indented code in find_unc
>
> Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
> ---
>
> 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;
> }
>
> --
>



--
Thanks,

Steve
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