staging: unisys: refactor pause_device()

Fix the function declaration so it is on a single line. Fix CamelCase local
variables:

busNo => bus_no
devNo => dev_no

Fix use of uuid_le_cmp() to check for 0 instead of using !uuid_le_cmp().

Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/unisys/uislib/uislib.c b/drivers/staging/unisys/uislib/uislib.c
index 09a4680c37fffac727e64cfe80986994a44637da..35be4e6a92e373215e62df7b2c6d725288b22f90 100644 (file)
--- a/drivers/staging/unisys/uislib/uislib.c
+++ b/drivers/staging/unisys/uislib/uislib.c
@@ -526,32 +526,31 @@ cleanup:
        return result;
 }
 
-static int
-pause_device(struct controlvm_message *msg)
+static int pause_device(struct controlvm_message *msg)
 {
-       u32 busNo, devNo;
+       u32 bus_no, dev_no;
        struct bus_info *bus;
        struct device_info *dev;
        struct guest_msgs cmd;
        int retval = CONTROLVM_RESP_SUCCESS;
 
-       busNo = msg->cmd.device_change_state.bus_no;
-       devNo = msg->cmd.device_change_state.dev_no;
+       bus_no = msg->cmd.device_change_state.bus_no;
+       dev_no = msg->cmd.device_change_state.dev_no;
 
        read_lock(&bus_list_lock);
        for (bus = bus_list; bus; bus = bus->next) {
-               if (bus->bus_no == busNo) {
+               if (bus->bus_no == bus_no) {
                        /* make sure the device number is valid */
-                       if (devNo >= bus->device_count) {
+                       if (dev_no >= bus->device_count) {
                                LOGERR("CONTROLVM_DEVICE_CHANGESTATE:pause Failed: device(%d) >= deviceCount(%d).",
-                                      devNo, bus->device_count);
+                                      dev_no, bus->device_count);
                                retval = CONTROLVM_RESP_ERROR_DEVICE_INVALID;
                        } else {
                                /* make sure this device exists */
-                               dev = bus->device[devNo];
+                               dev = bus->device[dev_no];
                                if (!dev) {
                                        LOGERR("CONTROLVM_DEVICE_CHANGESTATE:pause Failed: device %d does not exist.",
-                                              devNo);
+                                              dev_no);
                                        retval =
                                          CONTROLVM_RESP_ERROR_ALREADY_DONE;
                                }
@@ -561,7 +560,7 @@ pause_device(struct controlvm_message *msg)
        }
        if (!bus) {
                LOGERR("CONTROLVM_DEVICE_CHANGESTATE:pause Failed: bus %d does not exist",
-                      busNo);
+                      bus_no);
                retval = CONTROLVM_RESP_ERROR_BUS_INVALID;
        }
        read_unlock(&bus_list_lock);
@@ -569,12 +568,12 @@ pause_device(struct controlvm_message *msg)
                /* the msg is bound for virtpci; send
                 * guest_msgs struct to callback
                 */
-               if (!uuid_le_cmp(dev->channel_uuid,
-                                spar_vhba_channel_protocol_uuid)) {
+               if (uuid_le_cmp(dev->channel_uuid,
+                               spar_vhba_channel_protocol_uuid) == 0) {
                        cmd.msgtype = GUEST_PAUSE_VHBA;
                        cmd.pause_vhba.chanptr = dev->chanptr;
-               } else if (!uuid_le_cmp(dev->channel_uuid,
-                                       spar_vnic_channel_protocol_uuid)) {
+               } else if (uuid_le_cmp(dev->channel_uuid,
+                                      spar_vnic_channel_protocol_uuid) == 0) {
                        cmd.msgtype = GUEST_PAUSE_VNIC;
                        cmd.pause_vnic.chanptr = dev->chanptr;
                } else {