[CIFS] Remove sparse endian warnings

Removes two sparse CHECK_ENDIAN warnings from Jeffs earlier patch,
and removes the dead readlink code (after noting where in
findfirst we will need to add something like that in the future
to handle the newly discovered unexpected error on FindFirst of NTFS symlinks.

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

1 files changed, 9 insertions, 5 deletions

diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index df5276e628bf..b968e5bd7df3 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -2451,16 +2451,20 @@ querySymLinkRetry:
                 if (rc || (pSMBr->ByteCount < 2))
                         rc = -EIO;
                 else {
+                        bool is_unicode;
                         u16 count = le16_to_cpu(pSMBr->t2.DataCount);
 
                         data_start = ((char *) &pSMBr->hdr.Protocol) +
                                            le16_to_cpu(pSMBr->t2.DataOffset);
 
+                        if (pSMBr->hdr.Flags2 & SMBFLG2_UNICODE)
+                                is_unicode = true;
+                        else
+                                is_unicode = false;
+
                         /* BB FIXME investigate remapping reserved chars here */
                         *symlinkinfo = cifs_strndup_from_ucs(data_start, count,
-                                                    pSMBr->hdr.Flags2 &
-                                                        SMBFLG2_UNICODE,
-                                                    nls_codepage);
+                                                    is_unicode, nls_codepage);
                         if (!symlinkinfo)
                                 rc = -ENOMEM;
                 }
@@ -3930,7 +3934,7 @@ parse_DFS_referrals(TRANSACTION2_GET_DFS_REFER_RSP *pSMBr,
 
         cFYI(1, ("num_referrals: %d dfs flags: 0x%x ... \n",
                         *num_of_nodes,
-                        le16_to_cpu(pSMBr->DFSFlags)));
+                        le32_to_cpu(pSMBr->DFSFlags)));
 
         *target_nodes = kzalloc(sizeof(struct dfs_info3_param) *
                         *num_of_nodes, GFP_KERNEL);
@@ -3946,7 +3950,7 @@ parse_DFS_referrals(TRANSACTION2_GET_DFS_REFER_RSP *pSMBr,
                 int max_len;
                 struct dfs_info3_param *node = (*target_nodes)+i;
 
-                node->flags = le16_to_cpu(pSMBr->DFSFlags);
+                node->flags = le32_to_cpu(pSMBr->DFSFlags);
                 if (is_unicode) {
                         __le16 *tmp = kmalloc(strlen(searchName)*2 + 2,
                                                 GFP_KERNEL);