fix lm93_read_block which was retrying even on success.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2788 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -45,10 +45,12 @@ ask CVS about it:
                Adds a couple log messages for failed transactions (David
                Knierim)
                Fix compilation breaking C99-ism (Axel Thimm)
+               Fix block read retries
   Module pc87360: Support secondary Super-I/O address
   Module smsc47m1: Add support for 47M15x and 47M192 (fans only)
   Library: Add lm63 support
            Add lpc47b397 support
+  Programs *.init: Rename lockfile to match file name
   Programs i2cset, isaset: Written byte/word can be masked
   Program decode-vaio.pl: Find eeproms on non-0 i2c bus too
   Program mkpatch: Include i2c-amd756-s4882

kernel/chips/lm93.c

@@ -444,13 +444,15 @@ static u8 lm93_block_buffer[I2C_SMBUS_BLOCK_MAX];
 */
 static void lm93_read_block(struct i2c_client *client, u8 fbn, u8 *values)
 {
-	int i, result;
+	int i, result=0;
 
 	for (i = 1; i <= MAX_RETRIES; i++) {
 		result = i2c_smbus_read_block_data(client, 
 			lm93_block_read_cmds[fbn].cmd, lm93_block_buffer);
 
-		if (result != lm93_block_read_cmds[fbn].len) {
+		if (result == lm93_block_read_cmds[fbn].len) {
+			break;
+		} else {
 			printk(KERN_WARNING "lm93.o: block read data failed, "
 				"command 0x%02x.\n", 
 				lm93_block_read_cmds[fbn].cmd);