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authorKent Overstreet <kent.overstreet@linux.dev>2024-05-29 16:28:41 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2024-05-29 16:40:30 -0400
commit7b038b564b3e2a752d2211e7b0c3c29fd2f6e197 (patch)
tree9769d86414136e5aeccbad8006984b7930f900f6
parent83208cbf2f08c270033003e10f3e7351de64a5c5 (diff)
bcachefs: Fix failure to return error on misaligned dio writebcachefs-2024-05-30
This was reported as an error when running coreutils shred. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
-rw-r--r--fs/bcachefs/fs-io-direct.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/bcachefs/fs-io-direct.c b/fs/bcachefs/fs-io-direct.c
index 09d21aef879a..049b61bc9a5b 100644
--- a/fs/bcachefs/fs-io-direct.c
+++ b/fs/bcachefs/fs-io-direct.c
@@ -609,8 +609,10 @@ ssize_t bch2_direct_write(struct kiocb *req, struct iov_iter *iter)
if (unlikely(ret))
goto err_put_write_ref;
- if (unlikely((req->ki_pos|iter->count) & (block_bytes(c) - 1)))
+ if (unlikely((req->ki_pos|iter->count) & (block_bytes(c) - 1))) {
+ ret = -EINVAL;
goto err_put_write_ref;
+ }
inode_dio_begin(&inode->v);
bch2_pagecache_block_get(inode);