Fix syntax error in debug statement

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2367 42af7a65-404d-4744-a932-0658087f49c3

drivers/mtd/ftl.c

@@ -292,7 +292,7 @@ static ssize_t ftl_flush(FAR void *priv, FAR const uint8_t *buffer,
       nxfrd = MTD_BWRITE(dev->mtd, alignedblock, dev->blkper, buffer);
       if (nxfrd != dev->blkper)
         {
-          fdbg("Write erase block %d failed: %d\n", , alignedblock, nxfrd);
+          fdbg("Write erase block %d failed: %d\n", alignedblock, nxfrd);
           return -EIO;
         }