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| author | David Howells <dhowells@redhat.com> | 2026-06-24 17:38:15 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-06-25 10:07:18 -0700 |
| commit | 67a0332f442ef07713cd2d9c13d59db0f1c23648 (patch) | |
| tree | a73a1f7a4f237ebf2e5c200a0f539a97b38a1c9d /net | |
| parent | 092275882aec4a70ba55c3efb66fff947c81656a (diff) | |
| download | linux-next-67a0332f442ef07713cd2d9c13d59db0f1c23648.tar.gz linux-next-67a0332f442ef07713cd2d9c13d59db0f1c23648.zip | |
rxrpc: Fix potential infinite loop in rxrpc_recvmsg()
Fix the wait in rxrpc_recvmsg() also take check the oob queue.
Fixes: 5800b1cf3fd8 ("rxrpc: Allow CHALLENGEs to the passed to the app for a RESPONSE")
Link: https://sashiko.dev/#/patchset/20260616155749.2125907-1-dhowells%40redhat.com
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: Jeffrey Altman <jaltman@auristor.com>
cc: Simon Horman <horms@kernel.org>
cc: linux-afs@lists.infradead.org
cc: stable@kernel.org
Link: https://patch.msgid.link/20260624163819.3017002-9-dhowells@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/rxrpc/recvmsg.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c index 39a03684432d..f382a47c6eb0 100644 --- a/net/rxrpc/recvmsg.c +++ b/net/rxrpc/recvmsg.c @@ -438,7 +438,8 @@ try_again: return -EAGAIN; } - if (list_empty(&rx->recvmsg_q)) { + if (list_empty(&rx->recvmsg_q) && + skb_queue_empty_lockless(&rx->recvmsg_oobq)) { ret = -EWOULDBLOCK; if (timeo == 0) { call = NULL; |