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authorTom Herbert <tom@quantonium.net>2017-12-28 20:00:44 +0100
committerDavid S. Miller <davem@davemloft.net>2017-12-28 20:28:22 +0100
commitd66fa9ec53c43bba9fa973c16419f6061b7cc3ea (patch)
tree832c9d8b395b29e905c8dd0f32003730c330177a /net/strparser
parentsock: Add sock_owned_by_user_nocheck (diff)
downloadlinux-d66fa9ec53c43bba9fa973c16419f6061b7cc3ea.tar.xz
linux-d66fa9ec53c43bba9fa973c16419f6061b7cc3ea.zip
strparser: Call sock_owned_by_user_nocheck
strparser wants to check socket ownership without producing any warnings. As indicated by the comment in the code, it is permissible for owned_by_user to return true. Fixes: 43a0c6751a322847 ("strparser: Stream parser for messages") Reported-by: syzbot <syzkaller@googlegroups.com> Reported-and-tested-by: <syzbot+c91c53af67f9ebe599a337d2e70950366153b295@syzkaller.appspotmail.com> Signed-off-by: Tom Herbert <tom@quantonium.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/strparser')
-rw-r--r--net/strparser/strparser.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/strparser/strparser.c b/net/strparser/strparser.c
index c5fda15ba319..1fdab5c4eda8 100644
--- a/net/strparser/strparser.c
+++ b/net/strparser/strparser.c
@@ -401,7 +401,7 @@ void strp_data_ready(struct strparser *strp)
* allows a thread in BH context to safely check if the process
* lock is held. In this case, if the lock is held, queue work.
*/
- if (sock_owned_by_user(strp->sk)) {
+ if (sock_owned_by_user_nocheck(strp->sk)) {
queue_work(strp_wq, &strp->work);
return;
}