diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2022-06-30 16:48:18 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-07-07 17:53:25 +0200 |
| commit | 6437d3deee28b9e19c06dcf2b91b62db387eebe0 (patch) | |
| tree | 6ddfc2863dca784dde4aeeff2a41168d5fc1bbdc /net/sunrpc/xprtmultipath.c | |
| parent | 0222575395bd508a9cd292c9ec4777b773fdb4f1 (diff) | |
SUNRPC: Fix READ_PLUS crasher
commit a23dd544debcda4ee4a549ec7de59e85c3c8345c upstream.
Looks like there are still cases when "space_left - frag1bytes" can
legitimately exceed PAGE_SIZE. Ensure that xdr->end always remains
within the current encode buffer.
Reported-by: Bruce Fields <bfields@fieldses.org>
Reported-by: Zorro Lang <zlang@redhat.com>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216151
Fixes: 6c254bf3b637 ("SUNRPC: Fix the calculation of xdr->end in xdr_get_next_encode_buffer()")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/sunrpc/xprtmultipath.c')
0 files changed, 0 insertions, 0 deletions