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-rw-r--r--fs/cifs/inode.c39
1 files changed, 19 insertions, 20 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index e387ed3..a8c8333 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -837,12 +837,12 @@ int cifs_unlink(struct inode *dir, struct dentry *dentry)
int xid;
char *full_path = NULL;
struct inode *inode = dentry->d_inode;
- struct cifsInodeInfo *cifsInode;
+ struct cifsInodeInfo *cifsInode = CIFS_I(inode);
struct super_block *sb = dir->i_sb;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
struct cifsTconInfo *tcon = cifs_sb->tcon;
- struct iattr *attrs;
- __u32 dosattr;
+ struct iattr *attrs = NULL;
+ __u32 dosattr = 0, origattr = 0;
cFYI(1, ("cifs_unlink, dir=0x%p, dentry=0x%p", dir, dentry));
@@ -867,8 +867,10 @@ int cifs_unlink(struct inode *dir, struct dentry *dentry)
goto psx_del_no_retry;
}
+retry_std_delete:
rc = CIFSSMBDelFile(xid, tcon, full_path, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
+
psx_del_no_retry:
if (!rc) {
if (inode)
@@ -879,8 +881,7 @@ psx_del_no_retry:
rc = cifs_rename_pending_delete(full_path, inode, xid);
if (rc == 0)
drop_nlink(inode);
- } else if (rc == -EACCES) {
- /* try only if r/o attribute set in local lookup data? */
+ } else if (rc == -EACCES && dosattr == 0) {
attrs = kzalloc(sizeof(*attrs), GFP_KERNEL);
if (attrs == NULL) {
rc = -ENOMEM;
@@ -888,28 +889,25 @@ psx_del_no_retry:
}
/* try to reset dos attributes */
- cifsInode = CIFS_I(inode);
- dosattr = cifsInode->cifsAttrs & ~ATTR_READONLY;
+ origattr = cifsInode->cifsAttrs;
+ if (origattr == 0)
+ origattr |= ATTR_NORMAL;
+ dosattr = origattr & ~ATTR_READONLY;
if (dosattr == 0)
dosattr |= ATTR_NORMAL;
dosattr |= ATTR_HIDDEN;
rc = cifs_set_file_info(inode, attrs, xid, full_path, dosattr);
- kfree(attrs);
if (rc != 0)
goto out_reval;
- rc = CIFSSMBDelFile(xid, tcon, full_path, cifs_sb->local_nls,
- cifs_sb->mnt_cifs_flags &
- CIFS_MOUNT_MAP_SPECIAL_CHR);
- if (rc == 0) {
- if (inode)
- drop_nlink(inode);
- } else if (rc == -ETXTBSY) {
- rc = cifs_rename_pending_delete(full_path, inode, xid);
- if (rc == 0)
- drop_nlink(inode);
- }
+
+ goto retry_std_delete;
}
+
+ /* undo the setattr if we errored out and it's needed */
+ if (rc != 0 && dosattr != 0)
+ cifs_set_file_info(inode, attrs, xid, full_path, origattr);
+
out_reval:
if (inode) {
cifsInode = CIFS_I(inode);
@@ -919,9 +917,10 @@ out_reval:
}
dir->i_ctime = dir->i_mtime = current_fs_time(sb);
cifsInode = CIFS_I(dir);
- cifsInode->time = 0; /* force revalidate of dir as well */
+ CIFS_I(dir)->time = 0; /* force revalidate of dir as well */
kfree(full_path);
+ kfree(attrs);
FreeXid(xid);
return rc;
}