Convert assertions to use WARN().  There are several error checks
in the code for things that should never happen. Convert them to
standard warnings so kerneloops.org will see them.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

--- a/drivers/block/floppy.c	2010-06-08 08:08:36.363245707 -0700
+++ b/drivers/block/floppy.c	2010-06-08 08:08:40.360468297 -0700
@@ -2532,10 +2532,8 @@ static int make_raw_rw_request(void)
 	int tracksize;
 	int ssize;
 
-	if (max_buffer_sectors == 0) {
-		pr_info("VFS: Block I/O scheduled on unopened device\n");
+	if (WARN(max_buffer_sectors == 0, "VFS: Block I/O scheduled on unopened device\n"))
 		return 0;
-	}
 
 	set_fdc((long)current_req->rq_disk->private_data);
 
@@ -2895,19 +2893,16 @@ static void process_fd_request(void)
 
 static void do_fd_request(struct request_queue *q)
 {
-	if (max_buffer_sectors == 0) {
-		pr_info("VFS: %s called on non-open device\n", __func__);
+	if (WARN(max_buffer_sectors == 0,
+		 "VFS: %s called on non-open device\n", __func__))
 		return;
-	}
 
-	if (atomic_read(&usage_count) == 0) {
-		pr_info("warning: usage count=0, current_req=%p exiting\n",
-			current_req);
-		pr_info("sect=%ld type=%x flags=%x\n",
-			(long)blk_rq_pos(current_req), current_req->cmd_type,
-			current_req->cmd_flags);
+	if (WARN(atomic_read(&usage_count) == 0,
+		 "warning: usage count=0, current_req=%p sect=%ld type=%x flags=%x\n",
+		 current_req, (long)blk_rq_pos(current_req), current_req->cmd_type,
+		 current_req->cmd_flags))
 		return;
-	}
+
 	if (test_bit(0, &fdc_busy)) {
 		/* fdc busy, this new request will be treated when the
 		   current one is done */
@@ -3817,10 +3812,10 @@ static int floppy_revalidate(struct gend
 	if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
 	    test_bit(FD_VERIFY_BIT, &UDRS->flags) ||
 	    test_bit(drive, &fake_change) || NO_GEOM) {
-		if (atomic_read(&usage_count) == 0) {
-			pr_info("VFS: revalidate called on non-open device.\n");
+		if (WARN(atomic_read(&usage_count) == 0,
+			 "VFS: revalidate called on non-open device.\n"))
 			return -EFAULT;
-		}
+
 		lock_fdc(drive, false);
 		cf = (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
 		      test_bit(FD_VERIFY_BIT, &UDRS->flags));


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