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Diffstat (limited to 'fs/cifs/inode.c')
-rw-r--r--fs/cifs/inode.c65
1 files changed, 8 insertions, 57 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 2d53b436d511..9d9b56a9c08e 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -161,52 +161,18 @@ static void cifs_unix_info_to_inode(struct inode *inode,
spin_unlock(&inode->i_lock);
}
-static const unsigned char *cifs_get_search_path(struct cifs_sb_info *cifs_sb,
- const char *search_path)
-{
- int tree_len;
- int path_len;
- int i;
- char *tmp_path;
- struct cifsTconInfo *pTcon = cifs_sb->tcon;
-
- if (!(pTcon->Flags & SMB_SHARE_IS_IN_DFS))
- return search_path;
-
- /* use full path name for working with DFS */
- tree_len = strnlen(pTcon->treeName, MAX_TREE_SIZE + 1);
- path_len = strnlen(search_path, MAX_PATHCONF);
-
- tmp_path = kmalloc(tree_len+path_len+1, GFP_KERNEL);
- if (tmp_path == NULL)
- return search_path;
-
- strncpy(tmp_path, pTcon->treeName, tree_len);
- if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS)
- for (i = 0; i < tree_len; i++) {
- if (tmp_path[i] == '\\')
- tmp_path[i] = '/';
- }
- strncpy(tmp_path+tree_len, search_path, path_len);
- tmp_path[tree_len+path_len] = 0;
- return tmp_path;
-}
-
int cifs_get_inode_info_unix(struct inode **pinode,
- const unsigned char *search_path, struct super_block *sb, int xid)
+ const unsigned char *full_path, struct super_block *sb, int xid)
{
int rc = 0;
FILE_UNIX_BASIC_INFO findData;
struct cifsTconInfo *pTcon;
struct inode *inode;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
- const unsigned char *full_path;
bool is_dfs_referral = false;
pTcon = cifs_sb->tcon;
- cFYI(1, ("Getting info on %s", search_path));
-
- full_path = cifs_get_search_path(cifs_sb, search_path);
+ cFYI(1, ("Getting info on %s", full_path));
try_again_CIFSSMBUnixQPathInfo:
/* could have done a find first instead but this returns more info */
@@ -218,10 +184,6 @@ try_again_CIFSSMBUnixQPathInfo:
if (rc) {
if (rc == -EREMOTE && !is_dfs_referral) {
is_dfs_referral = true;
- if (full_path != search_path) {
- kfree(full_path);
- full_path = search_path;
- }
goto try_again_CIFSSMBUnixQPathInfo;
}
goto cgiiu_exit;
@@ -271,8 +233,6 @@ try_again_CIFSSMBUnixQPathInfo:
cifs_set_ops(inode, is_dfs_referral);
}
cgiiu_exit:
- if (full_path != search_path)
- kfree(full_path);
return rc;
}
@@ -380,20 +340,19 @@ static int get_sfu_mode(struct inode *inode,
}
int cifs_get_inode_info(struct inode **pinode,
- const unsigned char *search_path, FILE_ALL_INFO *pfindData,
+ const unsigned char *full_path, FILE_ALL_INFO *pfindData,
struct super_block *sb, int xid, const __u16 *pfid)
{
int rc = 0;
struct cifsTconInfo *pTcon;
struct inode *inode;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
- const unsigned char *full_path = NULL;
char *buf = NULL;
bool adjustTZ = false;
bool is_dfs_referral = false;
pTcon = cifs_sb->tcon;
- cFYI(1, ("Getting info on %s", search_path));
+ cFYI(1, ("Getting info on %s", full_path));
if ((pfindData == NULL) && (*pinode != NULL)) {
if (CIFS_I(*pinode)->clientCanCacheRead) {
@@ -409,8 +368,6 @@ int cifs_get_inode_info(struct inode **pinode,
return -ENOMEM;
pfindData = (FILE_ALL_INFO *)buf;
- full_path = cifs_get_search_path(cifs_sb, search_path);
-
try_again_CIFSSMBQPathInfo:
/* could do find first instead but this returns more info */
rc = CIFSSMBQPathInfo(xid, pTcon, full_path, pfindData,
@@ -432,10 +389,6 @@ try_again_CIFSSMBQPathInfo:
if (rc) {
if (rc == -EREMOTE && !is_dfs_referral) {
is_dfs_referral = true;
- if (full_path != search_path) {
- kfree(full_path);
- full_path = search_path;
- }
goto try_again_CIFSSMBQPathInfo;
}
goto cgii_exit;
@@ -470,7 +423,7 @@ try_again_CIFSSMBQPathInfo:
__u64 inode_num;
rc1 = CIFSGetSrvInodeNumber(xid, pTcon,
- search_path, &inode_num,
+ full_path, &inode_num,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
@@ -539,7 +492,7 @@ try_again_CIFSSMBQPathInfo:
(cifsInfo->cifsAttrs & ATTR_SYSTEM)) {
if (decode_sfu_inode(inode,
le64_to_cpu(pfindData->EndOfFile),
- search_path,
+ full_path,
cifs_sb, xid))
cFYI(1, ("Unrecognized sfu inode type"));
@@ -582,12 +535,12 @@ try_again_CIFSSMBQPathInfo:
/* fill in 0777 bits from ACL */
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_ACL) {
cFYI(1, ("Getting mode bits from ACL"));
- acl_to_uid_mode(inode, search_path, pfid);
+ acl_to_uid_mode(inode, full_path, pfid);
}
#endif
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) {
/* fill in remaining high mode bits e.g. SUID, VTX */
- get_sfu_mode(inode, search_path, cifs_sb, xid);
+ get_sfu_mode(inode, full_path, cifs_sb, xid);
} else if (atomic_read(&cifsInfo->inUse) == 0) {
inode->i_uid = cifs_sb->mnt_uid;
inode->i_gid = cifs_sb->mnt_gid;
@@ -599,8 +552,6 @@ try_again_CIFSSMBQPathInfo:
cifs_set_ops(inode, is_dfs_referral);
}
cgii_exit:
- if (full_path != search_path)
- kfree(full_path);
kfree(buf);
return rc;
}