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Commit 272717a1 authored by Dominique Martinet's avatar Dominique Martinet Committed by Greg Kroah-Hartman
Browse files

9p/net: fix missing error check in p9_check_errors 

commit 27eb4c3144f7a5ebef3c9a261d80cb3e1fa784dc upstream.

Link: https://lkml.kernel.org/r/99338965-d36c-886e-cd0e-1d8fff2b4746@gmail.com


Reported-by: default avatar <syzbot+06472778c97ed94af66d@syzkaller.appspotmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarDominique Martinet <asmadeus@codewreck.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 83def434

net/9p/client.c

+2 −0
Original line number Diff line number Diff line
@@ -553,6 +553,8 @@ static int p9_check_errors(struct p9_client *c, struct p9_req_t *req) 
		kfree(ename);

	} else {

		err = p9pdu_readf(&req->rc, c->proto_version, "d", &ecode);

		if (err)

			goto out_err;

		err = -ecode;



		p9_debug(P9_DEBUG_9P, "<<< RLERROR (%d)\n", -ecode);