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| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-07 17:28:12 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-12 04:29:47 +0200 |
| commit | 5f380c7fa7e01f15ca0816bd241ece9a64a73192 (patch) | |
| tree | 2136f54098eb85d21d17ee43f73724a5befd70a1 /fs/udf | |
| parent | __generic_file_write_iter: keep ->ki_pos and return value consistent (diff) | |
| download | linux-5f380c7fa7e01f15ca0816bd241ece9a64a73192.tar.xz linux-5f380c7fa7e01f15ca0816bd241ece9a64a73192.zip | |
lift generic_write_checks() into callers of __generic_file_write_iter()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/udf')
| -rw-r--r-- | fs/udf/file.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/udf/file.c b/fs/udf/file.c index 78d42548b260..35e81ed99405 100644 --- a/fs/udf/file.c +++ b/fs/udf/file.c @@ -151,7 +151,17 @@ static ssize_t udf_file_write_iter(struct kiocb *iocb, struct iov_iter *from) } else up_write(&iinfo->i_data_sem); + retval = generic_write_checks(file, &iocb->ki_pos, &count, 0); + if (retval) + goto out; + + if (count == 0) + goto out; + + iov_iter_truncate(from, count); + retval = __generic_file_write_iter(iocb, from); +out: mutex_unlock(&inode->i_mutex); if (retval > 0) { |