Cleanup compiler warnings generated by new gcc

fs/cifs/cifsproto.h

@@ -49,7 +49,7 @@ extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *,
 extern int checkSMBhdr(struct smb_hdr *smb, __u16 mid);
 extern int checkSMB(struct smb_hdr *smb, __u16 mid, int length);
 extern int is_valid_oplock_break(struct smb_hdr *smb);
-extern int smbCalcSize(struct smb_hdr *ptr);
+extern unsigned int smbCalcSize(struct smb_hdr *ptr);
 extern int decode_negTokenInit(unsigned char *security_blob, int length,
 			enum securityEnum *secType);
 extern int map_smb_to_linux_error(struct smb_hdr *smb);

fs/cifs/connect.c

@@ -136,8 +136,8 @@ cifs_reconnect(struct TCP_Server_Info *server)
 int
 cifs_demultiplex_thread(struct TCP_Server_Info *server)
 {
-	int length, total_read;
-	unsigned int pdu_length;
+	int length;
+	unsigned int pdu_length, total_read;
 	struct smb_hdr *smb_buffer = NULL;
 	struct msghdr smb_msg;
 	mm_segment_t temp_fs;

fs/cifs/misc.c

@@ -274,12 +274,12 @@ checkSMB(struct smb_hdr *smb, __u16 mid, int length)
 	cFYI(0,
 	     ("Entering checkSMB with Length: %x, smb_buf_length: %x ",
 	      length, ntohl(smb->smb_buf_length)));
-	if ((length < 2 + sizeof (struct smb_hdr))
+	if (((unsigned int)length < 2 + sizeof (struct smb_hdr))
 	    || (4 + ntohl(smb->smb_buf_length) >
 		CIFS_MAX_MSGSIZE + MAX_CIFS_HDR_SIZE)) {
-		if (length < 2 + sizeof (struct smb_hdr)) {
+		if ((unsigned int)length < 2 + sizeof (struct smb_hdr)) {
 			cERROR(1, ("Length less than 2 + sizeof smb_hdr "));
-			if ((length >= sizeof (struct smb_hdr) - 1)
+			if (((unsigned int)length >= sizeof (struct smb_hdr) - 1)
 			    && (smb->Status.CifsError != 0))
 				return 0;	/* some error cases do not return wct and bcc */
 
@@ -298,7 +298,7 @@ checkSMB(struct smb_hdr *smb, __u16 mid, int length)
 		return 1;
 
 	if ((4 + ntohl(smb->smb_buf_length) != smbCalcSize(smb))
-	    || (4 + ntohl(smb->smb_buf_length) != length)) {
+	    || (4 + ntohl(smb->smb_buf_length) != (unsigned int)length)) {
 		return 0;
 	} else {
 		cERROR(1, ("smbCalcSize %x ", smbCalcSize(smb)));

fs/cifs/netmisc.c

@@ -791,7 +791,7 @@ ntstatus_to_dos(__u32 ntstatus, __u8 * eclass, __u16 * ecode)
 int
 map_smb_to_linux_error(struct smb_hdr *smb)
 {
-	int i;
+	unsigned int i;
 	int rc = -EIO;		/* if transport error smb error may not be set */
 	__u8 smberrclass;
 	__u16 smberrcode;
@@ -859,10 +859,10 @@ map_smb_to_linux_error(struct smb_hdr *smb)
  * calculate the size of the SMB message based on the fixed header
  * portion, the number of word parameters and the data portion of the message
  */
-int
+unsigned int
 smbCalcSize(struct smb_hdr *ptr)
 {
-	return (sizeof (struct smb_hdr) + (int) (2 * ptr->WordCount) +
+	return (sizeof (struct smb_hdr) + (2 * ptr->WordCount) +
 		BCC(ptr));
 }
 

fs/cifs/transport.c

@@ -186,7 +186,7 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses,
 	    int *pbytes_returned, const int long_op)
 {
 	int rc = 0;
-	int receive_len;
+	unsigned int receive_len;
 	long timeout;
 	struct mid_q_entry *midQ;