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| author | Al Viro <viro@zeniv.linux.org.uk> | 2014-03-04 21:24:06 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-05-06 23:32:43 +0200 |
| commit | cb66a7a1f149ff705fa37cad6d1252b046e0ad4f (patch) | |
| tree | 32dd17f294e9ef96bfea727bba313a33590917ab /mm/shmem.c | |
| parent | __btrfs_direct_write(): switch to iov_iter (diff) | |
| download | linux-cb66a7a1f149ff705fa37cad6d1252b046e0ad4f.tar.xz linux-cb66a7a1f149ff705fa37cad6d1252b046e0ad4f.zip | |
kill generic_segment_checks()
all callers of ->aio_read() and ->aio_write() have iov/nr_segs already
checked - generic_segment_checks() done after that is just an odd way
to spell iov_length().
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to '')
| -rw-r--r-- | mm/shmem.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index 9f70e02111c6..2a93e625adaf 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -1412,14 +1412,11 @@ static ssize_t shmem_file_aio_read(struct kiocb *iocb, unsigned long offset; enum sgp_type sgp = SGP_READ; int error = 0; - ssize_t retval; - size_t count; + ssize_t retval = 0; + size_t count = iov_length(iov, nr_segs); loff_t *ppos = &iocb->ki_pos; struct iov_iter iter; - retval = generic_segment_checks(iov, &nr_segs, &count, VERIFY_WRITE); - if (retval) - return retval; iov_iter_init(&iter, iov, nr_segs, count, 0); /* |