[PATCH] cifs: Fix mapping of EMLINK case

Signed-off-by: Steve French (sfrench@us.ibm.com)
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/cifs/CHANGES

+Version 1.34
+------------
+Fix error mapping of the TOO_MANY_LINKS (hardlinks) case.
+
 Version 1.33
 ------------
 Fix caching problem, in which readdir of directory containing a file

fs/cifs/cifsfs.h

@@ -96,5 +96,5 @@ 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   "1.33"
+#define CIFS_VERSION   "1.34"
 #endif				/* _CIFSFS_H */

fs/cifs/netmisc.c

@@ -78,6 +78,7 @@ static const struct smb_to_posix_error mapping_table_ERRDOS[] = {
 	{ErrQuota, -EDQUOT},
 	{ErrNotALink, -ENOLINK},
 	{ERRnetlogonNotStarted,-ENOPROTOOPT},
+	{ErrTooManyLinks,-EMLINK},
 	{0, 0}
 };
 
@@ -742,7 +743,7 @@ static const struct {
 	ERRDOS, 182, NT_STATUS_DRIVER_ORDINAL_NOT_FOUND}, {
 	ERRDOS, 127, NT_STATUS_DRIVER_ENTRYPOINT_NOT_FOUND}, {
 	ERRDOS, 288, NT_STATUS_RESOURCE_NOT_OWNED}, {
-	ERRHRD, ERRgeneral, NT_STATUS_TOO_MANY_LINKS}, {
+	ERRDOS, ErrTooManyLinks, NT_STATUS_TOO_MANY_LINKS}, {
 	ERRHRD, ERRgeneral, NT_STATUS_QUOTA_LIST_INCONSISTENT}, {
 	ERRHRD, ERRgeneral, NT_STATUS_FILE_IS_OFFLINE}, {
 	ERRDOS, 21, 0xc000026e}, {

fs/cifs/smberr.h

@@ -107,6 +107,10 @@
 #define ErrNotALink		0x201	/* A link operation was performed on a
 					   pathname that was not a link. */
 
+/* Below errors are used internally (do not come over the wire) for passthrough
+   from STATUS codes to POSIX only  */
+#define ErrTooManyLinks         0xFFFE   
+
 /* Following error codes may be generated with the ERRSRV error class.*/
 
 #define ERRerror		1	/* Non-specific error code. It is