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-rw-r--r--fs/cifs/connect.c63
1 files changed, 44 insertions, 19 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 9bb5c87..1f3345d 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 =
@@ -1355,6 +1361,18 @@ 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;
}
@@ -2452,10 +2470,10 @@ 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 +2562,20 @@ 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 +2583,6 @@ 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;
}