[CIFS] Fallback to standard mkdir if server incorrectly claims support for

posix ops

Signed-off-by: Steve French <sfrench@us.ibm.com>

diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index dd64cecd923b968878f8bd3739063f9ae4408553..13c53a4ee0f7ad2c23573db24b69cc6190d5c75e 100644 (file)
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -101,5 +101,5 @@ extern ssize_t      cifs_getxattr(struct dentry *, const char *, void *, size_t);
 extern ssize_t cifs_listxattr(struct dentry *, char *, size_t);
 extern int cifs_ioctl(struct inode *inode, struct file *filep,
                       unsigned int command, unsigned long arg);
-#define CIFS_VERSION   "1.50"
+#define CIFS_VERSION   "1.51"
 #endif                         /* _CIFSFS_H */

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 9dffa93d6bdd7856d87d3342781aefcdde9a87b4..552d68b9d6f4924db1a0d20e226650145de2d2df 100644 (file)
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -925,7 +925,10 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode)
                                full_path, cifs_sb->local_nls,
                                cifs_sb->mnt_cifs_flags &
                                        CIFS_MOUNT_MAP_SPECIAL_CHR);
-               if (rc) {
+               if (rc == -EOPNOTSUPP) {
+                       kfree(pInfo);
+                       goto mkdir_retry_old;
+               } else if (rc) {
                        cFYI(1, ("posix mkdir returned 0x%x", rc));
                        d_drop(direntry);
                } else {
@@ -977,7 +980,7 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode)
                kfree(pInfo);
                goto mkdir_out;
        }
-
+mkdir_retry_old:
        /* BB add setting the equivalent of mode via CreateX w/ACLs */
        rc = CIFSSMBMkDir(xid, pTcon, full_path, cifs_sb->local_nls,
                          cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);