diff --git a/MAINTAINERS b/MAINTAINERS
index a6621aec58f9..41385f01fa98 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -10883,7 +10883,6 @@ S:	Maintained
 F:	drivers/net/ethernet/sgi/ioc3-eth.c
 
 IOMAP FILESYSTEM LIBRARY
-M:	Christoph Hellwig <hch@infradead.org>
 M:	Darrick J. Wong <djwong@kernel.org>
 L:	linux-xfs@vger.kernel.org
 L:	linux-fsdevel@vger.kernel.org
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index a4fa81af60d9..adb92cdb24b0 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -1076,7 +1076,7 @@ int iomap_file_buffered_write_punch_delalloc(struct inode *inode,
 {
 	loff_t			start_byte;
 	loff_t			end_byte;
-	int			blocksize = i_blocksize(inode);
+	unsigned int		blocksize = i_blocksize(inode);
 
 	if (iomap->type != IOMAP_DELALLOC)
 		return 0;