243: remove test files before starting

I found that overwriting existing files hides a bug
in ext4 (since fixed).  Removing the files before
the test reliably reproduces it.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>

243

@@ -125,6 +125,9 @@ _require_xfs_io_falloc
 # Real QA test starts here.
 rm -f $seq.full
 
+# Remove any leftover files from last run.
+rm -f ${TEST_DIR}/test_?
+
 # Begin test cases.
 echo "Test 1: Fallocate 40960 bytes and write 4096 bytes (buffered io)." \
     >> $seq.full