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-rw-r--r--fs/splice.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/fs/splice.c b/fs/splice.c
index aa38901a4f10..153d4f3bd441 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -315,15 +315,9 @@ ssize_t generic_file_splice_read(struct file *in, loff_t *ppos,
*ppos = kiocb.ki_pos;
file_accessed(in);
} else if (ret < 0) {
- if (WARN_ON(to.idx != idx || to.iov_offset)) {
- /*
- * a bogus ->read_iter() has copied something and still
- * returned an error instead of a short read.
- */
- to.idx = idx;
- to.iov_offset = 0;
- iov_iter_advance(&to, 0); /* to free what was emitted */
- }
+ to.idx = idx;
+ to.iov_offset = 0;
+ iov_iter_advance(&to, 0); /* to free what was emitted */
/*
* callers of ->splice_read() expect -EAGAIN on
* "can't put anything in there", rather than -EFAULT.