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author | Al Viro <viro@zeniv.linux.org.uk> | 2015-03-21 19:11:55 -0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-11 22:27:10 -0400 |
commit | d4fb392f4c5e57197a43b729e6fad5e02e5acaca (patch) | |
tree | 4c41baf749a79a07c5232d9150ff58cea5729766 /fs/aio.c | |
parent | 36e9f6535f398952772df5238b23e795a2810f86 (diff) | |
download | lwn-d4fb392f4c5e57197a43b729e6fad5e02e5acaca.tar.gz lwn-d4fb392f4c5e57197a43b729e6fad5e02e5acaca.zip |
kill aio_setup_single_vector()
identical to import_single_range()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/aio.c')
-rw-r--r-- | fs/aio.c | 18 |
1 files changed, 1 insertions, 17 deletions
@@ -1376,21 +1376,6 @@ static int aio_setup_vectored_rw(int rw, char __user *buf, size_t len, return 0; } -static int aio_setup_single_vector(int rw, char __user *buf, size_t len, - struct iovec *iovec, - struct iov_iter *iter) -{ - if (len > MAX_RW_COUNT) - len = MAX_RW_COUNT; - if (unlikely(!access_ok(!rw, buf, len))) - return -EFAULT; - - iovec->iov_base = buf; - iovec->iov_len = len; - iov_iter_init(iter, rw, iovec, 1, len); - return 0; -} - /* * aio_run_iocb: * Performs the initial checks and io submission. @@ -1434,8 +1419,7 @@ rw_common: ret = aio_setup_vectored_rw(rw, buf, len, &iovec, compat, &iter); else - ret = aio_setup_single_vector(rw, buf, len, - iovec, &iter); + ret = import_single_range(rw, buf, len, iovec, &iter); if (!ret) ret = rw_verify_area(rw, file, &req->ki_pos, iov_iter_count(&iter)); |