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[CIFS] Fix oops in cifs_close due to unitialized lock sem and list in

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new POSIX locking code

Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Steve French
2006-08-15 13:07:18 +00:00
parent 66abda5e1f
commit e466e4876b
3 changed files with 16 additions and 7 deletions
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14
fs/cifs/connect.c
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@@ -1271,33 +1271,35 @@ find_unc(__be32 new_target_ip_addr, char *uncName, char *userName)
read_lock(&GlobalSMBSeslock);
list_for_each(tmp, &GlobalTreeConnectionList) {
cFYI(1, ("Next tcon - "));
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 ?",
("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 and server and tcp session and increment use count here? */
/* 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,("Matched ip, old UNC: %s == new: %s ?",
cFYI(1,("IP match, old UNC: %s new: %s",
tcon->treeName, uncName));
if (strncmp
(tcon->treeName, uncName,
MAX_TREE_SIZE) == 0) {
cFYI(1,
("Matched UNC, old user: %s == new: %s ?",
("and old usr: %s new: %s",
tcon->treeName, uncName));
if (strncmp
(tcon->ses->userName,
userName,
MAX_USERNAME_SIZE) == 0) {
read_unlock(&GlobalSMBSeslock);
return tcon;/* also matched user (smb session)*/
/* matched smb session
(user name */
return tcon;
}
}
}