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-rw-r--r--fs/buffer.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 12bdb2791127..13e5938a64f6 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1926,7 +1926,6 @@ static int __block_prepare_write(struct inode *inode, struct page *page,
1926 if (err) 1926 if (err)
1927 break; 1927 break;
1928 if (buffer_new(bh)) { 1928 if (buffer_new(bh)) {
1929 clear_buffer_new(bh);
1930 unmap_underlying_metadata(bh->b_bdev, 1929 unmap_underlying_metadata(bh->b_bdev,
1931 bh->b_blocknr); 1930 bh->b_blocknr);
1932 if (PageUptodate(page)) { 1931 if (PageUptodate(page)) {
@@ -1968,9 +1967,14 @@ static int __block_prepare_write(struct inode *inode, struct page *page,
1968 if (!buffer_uptodate(*wait_bh)) 1967 if (!buffer_uptodate(*wait_bh))
1969 err = -EIO; 1968 err = -EIO;
1970 } 1969 }
1971 if (!err) 1970 if (!err) {
1972 return err; 1971 bh = head;
1973 1972 do {
1973 if (buffer_new(bh))
1974 clear_buffer_new(bh);
1975 } while ((bh = bh->b_this_page) != head);
1976 return 0;
1977 }
1974 /* Error case: */ 1978 /* Error case: */
1975 /* 1979 /*
1976 * Zero out any newly allocated blocks to avoid exposing stale 1980 * Zero out any newly allocated blocks to avoid exposing stale