diff options
| author | David Howells <dhowells@redhat.com> | 2026-06-24 17:38:18 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-06-25 10:07:19 -0700 |
| commit | a5462da5a349fc7f17ad5ebd899380260d03e7ed (patch) | |
| tree | 63fd1d888a8838f33a08704f65b47154b192590a /net | |
| parent | 4bdb9e471f5b1ac9cbe4add5de7ff085a0ec303c (diff) | |
| download | ath-a5462da5a349fc7f17ad5ebd899380260d03e7ed.tar.gz | |
rxrpc: Fix rxrpc_rotate_tx_rotate() to check there's something to rotate
Fix rxrpc_rotate_tx_rotate() to check that there's something in the
transmission buffer to be rotated before it attempts to rotate anything.
Fixes: b341a0263b1b ("rxrpc: Implement progressive transmission queue struct")
Link: https://sashiko.dev/#/patchset/20260618134802.2477777-1-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/20260624163819.3017002-12-dhowells@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/rxrpc/input.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index 9bd0f1b92463c..73cafe6bfa9f5 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -237,6 +237,9 @@ static bool rxrpc_rotate_tx_window(struct rxrpc_call *call, rxrpc_seq_t to, call->acks_lowest_nak = to; } + if (after(seq, to)) + return false; + /* We may have a left over fully-consumed buffer at the front that we * couldn't drop before (rotate_and_keep below). */ |