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Merge tag 'exfat-for-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat

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Pull exfat fix from Namjae Jeon:

 - Fix BUG in iov_iter_revert reported from syzbot

* tag 'exfat-for-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat:
  exfat: fix zero the unwritten part for dio read
This commit is contained in:
Linus Torvalds
2024-02-01 11:45:53 -08:00
parent 5c24e4e9e7 0991abedde
commit 49a4be2c84
1 changed files with 3 additions and 4 deletions
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fs/exfat/inode.c
+3 -4
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@@ -501,7 +501,7 @@ static ssize_t exfat_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
struct inode *inode = mapping->host;
struct exfat_inode_info *ei = EXFAT_I(inode);
loff_t pos = iocb->ki_pos;
loff_t size = iocb->ki_pos + iov_iter_count(iter);
loff_t size = pos + iov_iter_count(iter);
int rw = iov_iter_rw(iter);
ssize_t ret;
@@ -525,11 +525,10 @@ static ssize_t exfat_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
*/
ret = blockdev_direct_IO(iocb, inode, iter, exfat_get_block);
if (ret < 0) {
if (rw == WRITE)
if (rw == WRITE && ret != -EIOCBQUEUED)
exfat_write_failed(mapping, size);
if (ret != -EIOCBQUEUED)
return ret;
return ret;
} else
size = pos + ret;