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| author | Andrew Morton <akpm@linux-foundation.org> | 2022-10-16 16:06:53 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-10-16 16:06:53 -0700 |
| commit | 280330fac48280e16454cfa46c368af4812ad79c (patch) | |
| tree | 18b9ed796c57e3929e50b9b03f2c6501740b03d6 /drivers/char/mem.c | |
| parent | d0d51a97063db4704a5ef6bc978dddab1636a306 (diff) | |
| parent | 4fe89d07dcc2804c8b562f6c7896a45643d34b2f (diff) | |
Merge branch 'master' into mm-hotfixes-stable
Diffstat (limited to 'drivers/char/mem.c')
| -rw-r--r-- | drivers/char/mem.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 84ca98ed1dad..32a932a065a6 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -480,6 +480,11 @@ static ssize_t splice_write_null(struct pipe_inode_info *pipe, struct file *out, return splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_null); } +static int uring_cmd_null(struct io_uring_cmd *ioucmd, unsigned int issue_flags) +{ + return 0; +} + static ssize_t read_iter_zero(struct kiocb *iocb, struct iov_iter *iter) { size_t written = 0; @@ -663,6 +668,7 @@ static const struct file_operations null_fops = { .read_iter = read_iter_null, .write_iter = write_iter_null, .splice_write = splice_write_null, + .uring_cmd = uring_cmd_null, }; static const struct file_operations __maybe_unused port_fops = { |