hpsa: fix path_info_show

Left off some changes from Rasmus Villemoes where he changed snprintf to
scnprintf.

Suggested-by: Rasmus Villemoes <[e-mail]>
Reviewed-by: Justin Lindley <[e-mail]>
Reviewed-by: Kevin Barnett <[e-mail]>
Reviewed-by: Scott Teel <[e-mail]>
Reviewed-by: Rasmus Villemoes <[e-mail]>
Reviewed-by: Hannes Reinecke <[e-mail]>
Signed-off-by: Don Brace <[e-mail]>
Signed-off-by: Martin K. Petersen <[e-mail]>

drivers/scsi/hpsa.c

···
 		if (hdev->external ||
 			hdev->devtype == TYPE_RAID ||
 			is_logical_device(hdev)) {
-			output_len += snprintf(buf + output_len,
+			output_len += scnprintf(buf + output_len,
 						PAGE_SIZE - output_len,
 						"%s\n", active);
 			continue;
···
 		if (phys_connector[1] < '0')
 			phys_connector[1] = '0';
 		if (hdev->phys_connector[i] > 0)
-			output_len += snprintf(buf + output_len,
+			output_len += scnprintf(buf + output_len,
 				PAGE_SIZE - output_len,
 				"PORT: %.2s ",
 				phys_connector);
 		if (hdev->devtype == TYPE_DISK && hdev->expose_device) {
 			if (box == 0 || box == 0xFF) {
-				output_len += snprintf(buf + output_len,
+				output_len += scnprintf(buf + output_len,
 					PAGE_SIZE - output_len,
 					"BAY: %hhu %s\n",
 					bay, active);
 			} else {
-				output_len += snprintf(buf + output_len,
+				output_len += scnprintf(buf + output_len,
 					PAGE_SIZE - output_len,
 					"BOX: %hhu BAY: %hhu %s\n",
 					box, bay, active);
 			}
 		} else if (box != 0 && box != 0xFF) {
-			output_len += snprintf(buf + output_len,
+			output_len += scnprintf(buf + output_len,
 				PAGE_SIZE - output_len, "BOX: %hhu %s\n",
 				box, active);
 		} else
-			output_len += snprintf(buf + output_len,
+			output_len += scnprintf(buf + output_len,
 				PAGE_SIZE - output_len, "%s\n", active);
 	}