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由 Al Viro 提交于
opposite to iov_iter_advance(); the caller is responsible for never using it to move back past the initial position. Cc: stable@vger.kernel.org Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
27c0e374
opposite to iov_iter_advance(); the caller is responsible for never
using it to move back past the initial position.
Cc: stable@vger.kernel.org
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>