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path: root/fs/cifs/connect.c
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Diffstat (limited to 'fs/cifs/connect.c')
-rw-r--r--fs/cifs/connect.c115
1 files changed, 30 insertions, 85 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index d81e933a796b..5dcc55197fb3 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -109,6 +109,8 @@ enum {
/* Options which could be blank */
Opt_blank_pass,
+ Opt_blank_user,
+ Opt_blank_ip,
Opt_err
};
@@ -183,11 +185,15 @@ static const match_table_t cifs_mount_option_tokens = {
{ Opt_wsize, "wsize=%s" },
{ Opt_actimeo, "actimeo=%s" },
+ { Opt_blank_user, "user=" },
+ { Opt_blank_user, "username=" },
{ Opt_user, "user=%s" },
{ Opt_user, "username=%s" },
{ Opt_blank_pass, "pass=" },
{ Opt_pass, "pass=%s" },
{ Opt_pass, "password=%s" },
+ { Opt_blank_ip, "ip=" },
+ { Opt_blank_ip, "addr=" },
{ Opt_ip, "ip=%s" },
{ Opt_ip, "addr=%s" },
{ Opt_unc, "unc=%s" },
@@ -209,6 +215,8 @@ static const match_table_t cifs_mount_option_tokens = {
{ Opt_ignore, "cred" },
{ Opt_ignore, "credentials" },
+ { Opt_ignore, "cred=%s" },
+ { Opt_ignore, "credentials=%s" },
{ Opt_ignore, "guest" },
{ Opt_ignore, "rw" },
{ Opt_ignore, "ro" },
@@ -1117,7 +1125,7 @@ static int get_option_ul(substring_t args[], unsigned long *option)
string = match_strdup(args);
if (string == NULL)
return -ENOMEM;
- rc = kstrtoul(string, 10, option);
+ rc = kstrtoul(string, 0, option);
kfree(string);
return rc;
@@ -1534,15 +1542,17 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
/* String Arguments */
+ case Opt_blank_user:
+ /* null user, ie. anonymous authentication */
+ vol->nullauth = 1;
+ vol->username = NULL;
+ break;
case Opt_user:
string = match_strdup(args);
if (string == NULL)
goto out_nomem;
- if (!*string) {
- /* null user, ie. anonymous authentication */
- vol->nullauth = 1;
- } else if (strnlen(string, MAX_USERNAME_SIZE) >
+ if (strnlen(string, MAX_USERNAME_SIZE) >
MAX_USERNAME_SIZE) {
printk(KERN_WARNING "CIFS: username too long\n");
goto cifs_parse_mount_err;
@@ -1611,14 +1621,15 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
}
vol->password[j] = '\0';
break;
+ case Opt_blank_ip:
+ vol->UNCip = NULL;
+ break;
case Opt_ip:
string = match_strdup(args);
if (string == NULL)
goto out_nomem;
- if (!*string) {
- vol->UNCip = NULL;
- } else if (strnlen(string, INET6_ADDRSTRLEN) >
+ if (strnlen(string, INET6_ADDRSTRLEN) >
INET6_ADDRSTRLEN) {
printk(KERN_WARNING "CIFS: ip address "
"too long\n");
@@ -1636,12 +1647,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: invalid path to "
- "network resource\n");
- goto cifs_parse_mount_err;
- }
-
temp_len = strnlen(string, 300);
if (temp_len == 300) {
printk(KERN_WARNING "CIFS: UNC name too long\n");
@@ -1670,11 +1675,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: invalid domain"
- " name\n");
- goto cifs_parse_mount_err;
- } else if (strnlen(string, 256) == 256) {
+ if (strnlen(string, 256) == 256) {
printk(KERN_WARNING "CIFS: domain name too"
" long\n");
goto cifs_parse_mount_err;
@@ -1693,11 +1694,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: srcaddr value not"
- " specified\n");
- goto cifs_parse_mount_err;
- } else if (!cifs_convert_address(
+ if (!cifs_convert_address(
(struct sockaddr *)&vol->srcaddr,
string, strlen(string))) {
printk(KERN_WARNING "CIFS: Could not parse"
@@ -1710,11 +1707,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: Invalid path"
- " prefix\n");
- goto cifs_parse_mount_err;
- }
temp_len = strnlen(string, 1024);
if (string[0] != '/')
temp_len++; /* missing leading slash */
@@ -1742,11 +1734,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: Invalid iocharset"
- " specified\n");
- goto cifs_parse_mount_err;
- } else if (strnlen(string, 1024) >= 65) {
+ if (strnlen(string, 1024) >= 65) {
printk(KERN_WARNING "CIFS: iocharset name "
"too long.\n");
goto cifs_parse_mount_err;
@@ -1771,11 +1759,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: No socket option"
- " specified\n");
- goto cifs_parse_mount_err;
- }
if (strnicmp(string, "TCP_NODELAY", 11) == 0)
vol->sockopt_tcp_nodelay = 1;
break;
@@ -1784,12 +1767,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: Invalid (empty)"
- " netbiosname\n");
- break;
- }
-
memset(vol->source_rfc1001_name, 0x20,
RFC1001_NAME_LEN);
/*
@@ -1817,11 +1794,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: Empty server"
- " netbiosname specified\n");
- break;
- }
/* last byte, type, is 0x20 for servr type */
memset(vol->target_rfc1001_name, 0x20,
RFC1001_NAME_LEN_WITH_NULL);
@@ -1848,12 +1820,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- cERROR(1, "no protocol version specified"
- " after vers= mount option");
- goto cifs_parse_mount_err;
- }
-
if (strnicmp(string, "cifs", 4) == 0 ||
strnicmp(string, "1", 1) == 0) {
/* This is the default */
@@ -1868,12 +1834,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (!*string) {
- printk(KERN_WARNING "CIFS: no security flavor"
- " specified\n");
- break;
- }
-
if (cifs_parse_security_flavors(string, vol) != 0)
goto cifs_parse_mount_err;
break;
@@ -2225,6 +2185,7 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
tcp_ses->session_estab = false;
tcp_ses->sequence_number = 0;
tcp_ses->lstrp = jiffies;
+ spin_lock_init(&tcp_ses->req_lock);
INIT_LIST_HEAD(&tcp_ses->tcp_ses_list);
INIT_LIST_HEAD(&tcp_ses->smb_ses_list);
INIT_DELAYED_WORK(&tcp_ses->echo, cifs_echo_request);
@@ -3270,10 +3231,6 @@ void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
cifs_sb->mnt_uid = pvolume_info->linux_uid;
cifs_sb->mnt_gid = pvolume_info->linux_gid;
- if (pvolume_info->backupuid_specified)
- cifs_sb->mnt_backupuid = pvolume_info->backupuid;
- if (pvolume_info->backupgid_specified)
- cifs_sb->mnt_backupgid = pvolume_info->backupgid;
cifs_sb->mnt_file_mode = pvolume_info->file_mode;
cifs_sb->mnt_dir_mode = pvolume_info->dir_mode;
cFYI(1, "file mode: 0x%hx dir mode: 0x%hx",
@@ -3304,10 +3261,14 @@ void cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_RWPIDFORWARD;
if (pvolume_info->cifs_acl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_ACL;
- if (pvolume_info->backupuid_specified)
+ if (pvolume_info->backupuid_specified) {
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_BACKUPUID;
- if (pvolume_info->backupgid_specified)
+ cifs_sb->mnt_backupuid = pvolume_info->backupuid;
+ }
+ if (pvolume_info->backupgid_specified) {
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_BACKUPGID;
+ cifs_sb->mnt_backupgid = pvolume_info->backupgid;
+ }
if (pvolume_info->override_uid)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_OVERR_UID;
if (pvolume_info->override_gid)
@@ -3656,22 +3617,6 @@ cifs_get_volume_info(char *mount_data, const char *devname)
return volume_info;
}
-/* make sure ra_pages is a multiple of rsize */
-static inline unsigned int
-cifs_ra_pages(struct cifs_sb_info *cifs_sb)
-{
- unsigned int reads;
- unsigned int rsize_pages = cifs_sb->rsize / PAGE_CACHE_SIZE;
-
- if (rsize_pages >= default_backing_dev_info.ra_pages)
- return default_backing_dev_info.ra_pages;
- else if (rsize_pages == 0)
- return rsize_pages;
-
- reads = default_backing_dev_info.ra_pages / rsize_pages;
- return reads * rsize_pages;
-}
-
int
cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *volume_info)
{
@@ -3759,7 +3704,7 @@ try_mount_again:
cifs_sb->rsize = cifs_negotiate_rsize(tcon, volume_info);
/* tune readahead according to rsize */
- cifs_sb->bdi.ra_pages = cifs_ra_pages(cifs_sb);
+ cifs_sb->bdi.ra_pages = cifs_sb->rsize / PAGE_CACHE_SIZE;
remote_path_check:
#ifdef CONFIG_CIFS_DFS_UPCALL
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 22:04:07 +0000