[SCSI] ibmvfc: Fix log level filtering

The ibmvfc log level filtering logic was reversed. The log_level scsi
host parameter should result in more verbose logs when log_level is
larger, not smaller.
Signed-off-by: NBrian King <brking@linux.vnet.ibm.com>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>

drivers/scsi/ibmvscsi/ibmvfc.h

@@ -700,7 +700,7 @@ struct ibmvfc_host {
 
 #define ibmvfc_log(vhost, level, ...) \
 	do { \
-		if (level >= (vhost)->log_level) \
+		if ((vhost)->log_level >= level) \
 			dev_err((vhost)->dev, ##__VA_ARGS__); \
 	} while (0)