staging: unisys: visorbus: replaced vague 'p' variable with 'pos'

In the case of client_bus_info_show, the variable 'p' was used to
indicate the position in the output buffer. This was changed to 'pos' to
indicate that it kept track of the current position in the output
buffer.
Signed-off-by: Alexander Curtin <alexander.curtin@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorbus/visorbus_main.c

@@ -422,7 +422,7 @@ static ssize_t client_bus_info_show(struct device *dev,
 
 	int i, x, remain = PAGE_SIZE;
 	unsigned long off;
-	char *p = buf;
+	char *pos = buf;
 	u8 *partition_name;
 	struct ultra_vbus_deviceinfo dev_info;
 
@@ -430,10 +430,10 @@ static ssize_t client_bus_info_show(struct device *dev,
 	if (channel) {
 		if (vdev->name)
 			partition_name = vdev->name;
-		x = snprintf(p, remain,
+		x = snprintf(pos, remain,
 			     "Client device / client driver info for %s partition (vbus #%d):\n",
 			     partition_name, vdev->chipset_dev_no);
-		p += x;
+		pos += x;
 		remain -= x;
 		x = visorchannel_read(channel,
 				      offsetof(struct
@@ -441,9 +441,9 @@ static ssize_t client_bus_info_show(struct device *dev,
 					       chp_info),
 				      &dev_info, sizeof(dev_info));
 		if (x >= 0) {
-			x = vbuschannel_devinfo_to_string(&dev_info, p,
+			x = vbuschannel_devinfo_to_string(&dev_info, pos,
 							  remain, -1);
-			p += x;
+			pos += x;
 			remain -= x;
 		}
 		x = visorchannel_read(channel,
@@ -452,9 +452,9 @@ static ssize_t client_bus_info_show(struct device *dev,
 					       bus_info),
 				      &dev_info, sizeof(dev_info));
 		if (x >= 0) {
-			x = vbuschannel_devinfo_to_string(&dev_info, p,
+			x = vbuschannel_devinfo_to_string(&dev_info, pos,
 							  remain, -1);
-			p += x;
+			pos += x;
 			remain -= x;
 		}
 		off = offsetof(struct spar_vbus_channel_protocol, dev_info);
@@ -465,8 +465,8 @@ static ssize_t client_bus_info_show(struct device *dev,
 					      off, &dev_info, sizeof(dev_info));
 			if (x >= 0) {
 				x = vbuschannel_devinfo_to_string
-				    (&dev_info, p, remain, i);
-				p += x;
+				    (&dev_info, pos, remain, i);
+				pos += x;
 				remain -= x;
 			}
 			off += sizeof(dev_info);