Commit 754320d6 authored May 01, 2014 by Leon Yu Committed by Benjamin LaHaise May 01, 2014

aio: fix potential leak in aio_run_iocb().



iovec should be reclaimed whenever caller of rw_copy_check_uvector() returns,
but it doesn't hold when failure happens right after aio_setup_vectored_rw().

Fix that in a such way to avoid hairy goto.

Signed-off-by: Leon Yu <chianglungyu@gmail.com>
Signed-off-by: Benjamin LaHaise <bcrl@kvack.org>
Cc: stable@vger.kernel.org

parent e02ba72a

fs/aio.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -1327,9 +1327,7 @@ rw_common:
		&iovec, compat)
		: aio_setup_single_vector(req, rw, buf, &nr_segs,
		iovec);
		if (ret)
		return ret;

		if (!ret)
		ret = rw_verify_area(rw, file, &req->ki_pos, req->ki_nbytes);
		if (ret < 0) {
		if (iovec != &inline_vec)