Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into linux-next

Conflicts:
	fs/ubifs/super.c

Merge the upstream tree in order to resolve a conflict with the
per-bdi writeback changes from the linux-2.6-block tree.

1 files changed, 79 insertions, 33 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 9bb5c8750736..d49682433c20 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -803,6 +803,10 @@ cifs_parse_mount_options(char *options, const char *devname,
         char *data;
         unsigned int  temp_len, i, j;
         char separator[2];
+        short int override_uid = -1;
+        short int override_gid = -1;
+        bool uid_specified = false;
+        bool gid_specified = false;
 
         separator[0] = ',';
         separator[1] = 0;
@@ -1093,18 +1097,20 @@ cifs_parse_mount_options(char *options, const char *devname,
                                                     "too long.\n");
                                 return 1;
                         }
-                } else if (strnicmp(data, "uid", 3) == 0) {
-                        if (value && *value)
-                                vol->linux_uid =
-                                        simple_strtoul(value, &value, 0);
-                } else if (strnicmp(data, "forceuid", 8) == 0) {
-                                vol->override_uid = 1;
-                } else if (strnicmp(data, "gid", 3) == 0) {
-                        if (value && *value)
-                                vol->linux_gid =
-                                        simple_strtoul(value, &value, 0);
-                } else if (strnicmp(data, "forcegid", 8) == 0) {
-                                vol->override_gid = 1;
+                } else if (!strnicmp(data, "uid", 3) && value && *value) {
+                        vol->linux_uid = simple_strtoul(value, &value, 0);
+                        uid_specified = true;
+                } else if (!strnicmp(data, "forceuid", 8)) {
+                        override_uid = 1;
+                } else if (!strnicmp(data, "noforceuid", 10)) {
+                        override_uid = 0;
+                } else if (!strnicmp(data, "gid", 3) && value && *value) {
+                        vol->linux_gid = simple_strtoul(value, &value, 0);
+                        gid_specified = true;
+                } else if (!strnicmp(data, "forcegid", 8)) {
+                        override_gid = 1;
+                } else if (!strnicmp(data, "noforcegid", 10)) {
+                        override_gid = 0;
                 } else if (strnicmp(data, "file_mode", 4) == 0) {
                         if (value && *value) {
                                 vol->file_mode =
@@ -1355,11 +1361,23 @@ cifs_parse_mount_options(char *options, const char *devname,
         if (vol->UNCip == NULL)
                 vol->UNCip = &vol->UNC[2];
 
+        if (uid_specified)
+                vol->override_uid = override_uid;
+        else if (override_uid == 1)
+                printk(KERN_NOTICE "CIFS: ignoring forceuid mount option "
+                                   "specified with no uid= option.\n");
+
+        if (gid_specified)
+                vol->override_gid = override_gid;
+        else if (override_gid == 1)
+                printk(KERN_NOTICE "CIFS: ignoring forcegid mount option "
+                                   "specified with no gid= option.\n");
+
         return 0;
 }
 
 static struct TCP_Server_Info *
-cifs_find_tcp_session(struct sockaddr_storage *addr)
+cifs_find_tcp_session(struct sockaddr_storage *addr, unsigned short int port)
 {
         struct list_head *tmp;
         struct TCP_Server_Info *server;
@@ -1379,16 +1397,37 @@ cifs_find_tcp_session(struct sockaddr_storage *addr)
                 if (server->tcpStatus == CifsNew)
                         continue;
 
-                if (addr->ss_family == AF_INET &&
-                    (addr4->sin_addr.s_addr !=
-                     server->addr.sockAddr.sin_addr.s_addr))
-                        continue;
-                else if (addr->ss_family == AF_INET6 &&
-                         (!ipv6_addr_equal(&server->addr.sockAddr6.sin6_addr,
-                                           &addr6->sin6_addr) ||
-                          server->addr.sockAddr6.sin6_scope_id !=
-                                           addr6->sin6_scope_id))
-                        continue;
+                switch (addr->ss_family) {
+                case AF_INET:
+                        if (addr4->sin_addr.s_addr ==
+                            server->addr.sockAddr.sin_addr.s_addr) {
+                                addr4->sin_port = htons(port);
+                                /* user overrode default port? */
+                                if (addr4->sin_port) {
+                                        if (addr4->sin_port !=
+                                            server->addr.sockAddr.sin_port)
+                                                continue;
+                                }
+                                break;
+                        } else
+                                continue;
+
+                case AF_INET6:
+                        if (ipv6_addr_equal(&addr6->sin6_addr,
+                            &server->addr.sockAddr6.sin6_addr) &&
+                            (addr6->sin6_scope_id ==
+                            server->addr.sockAddr6.sin6_scope_id)) {
+                                addr6->sin6_port = htons(port);
+                                /* user overrode default port? */
+                                if (addr6->sin6_port) {
+                                        if (addr6->sin6_port !=
+                                           server->addr.sockAddr6.sin6_port)
+                                                continue;
+                                }
+                                break;
+                        } else
+                                continue;
+                }
 
                 ++server->srv_count;
                 write_unlock(&cifs_tcp_ses_lock);
@@ -1457,7 +1496,7 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
         }
 
         /* see if we already have a matching tcp_ses */
-        tcp_ses = cifs_find_tcp_session(&addr);
+        tcp_ses = cifs_find_tcp_session(&addr, volume_info->port);
         if (tcp_ses)
                 return tcp_ses;
 
@@ -2452,10 +2491,10 @@ try_mount_again:
                 tcon->local_lease = volume_info->local_lease;
         }
         if (pSesInfo) {
-                if (pSesInfo->capabilities & CAP_LARGE_FILES) {
-                        sb->s_maxbytes = (u64) 1 << 63;
-                } else
-                        sb->s_maxbytes = (u64) 1 << 31; /* 2 GB */
+                if (pSesInfo->capabilities & CAP_LARGE_FILES)
+                        sb->s_maxbytes = MAX_LFS_FILESIZE;
+                else
+                        sb->s_maxbytes = MAX_NON_LFS;
         }
 
         /* BB FIXME fix time_gran to be larger for LANMAN sessions */
@@ -2544,11 +2583,20 @@ remote_path_check:
 
                         if (mount_data != mount_data_global)
                                 kfree(mount_data);
+
                         mount_data = cifs_compose_mount_options(
                                         cifs_sb->mountdata, full_path + 1,
                                         referrals, &fake_devname);
-                        kfree(fake_devname);
+
                         free_dfs_info_array(referrals, num_referrals);
+                        kfree(fake_devname);
+                        kfree(full_path);
+
+                        if (IS_ERR(mount_data)) {
+                                rc = PTR_ERR(mount_data);
+                                mount_data = NULL;
+                                goto mount_fail_check;
+                        }
 
                         if (tcon)
                                 cifs_put_tcon(tcon);
@@ -2556,8 +2604,6 @@ remote_path_check:
                                 cifs_put_smb_ses(pSesInfo);
 
                         cleanup_volume_info(&volume_info);
-                        FreeXid(xid);
-                        kfree(full_path);
                         referral_walks_count++;
                         goto try_mount_again;
                 }
@@ -2611,9 +2657,9 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
                 return -EIO;
 
         smb_buffer = cifs_buf_get();
-        if (smb_buffer == NULL) {
+        if (smb_buffer == NULL)
                 return -ENOMEM;
-        }
+
         smb_buffer_response = smb_buffer;
 
         header_assemble(smb_buffer, SMB_COM_TREE_CONNECT_ANDX,