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| author | David Howells <dhowells@redhat.com> | 2026-06-22 10:08:47 +0100 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2026-07-01 15:26:20 +0200 |
| commit | 0f36469d7ce98b362934113c550d08bb0c784231 (patch) | |
| tree | 3b2e3b590bd5e462069269a645c7787b78c9363f /fs | |
| parent | 5597fbd1e7c161914f20315a726e54025b0fdadb (diff) | |
| download | linux-2.6-0f36469d7ce98b362934113c550d08bb0c784231.tar.gz linux-2.6-0f36469d7ce98b362934113c550d08bb0c784231.zip | |
afs: Fix callback service message parsers to pass through -EAGAIN
The AFS filesystem client uses an rxrpc server to listen for callback
notifications. Each callback call type handler has a delivery function
that parses the incoming request stream, and this should return -EAGAIN the
last packet hasn't yet been seen, but all currently queued received data is
consumed. afs_extract_data() does this, but the -EAGAIN return is switched
to 0 inadvertantly
Fix callback service message parsers to pass through -EAGAIN
Fixes: d001648ec7cf ("rxrpc: Don't expose skbs to in-kernel users [ver #2]")
Closes: https://sashiko.dev/#/patchset/20260609081738.770127-1-dhowells%40redhat.com
Signed-off-by: David Howells <dhowells@redhat.com>
Link: https://patch.msgid.link/20260622090856.2746629-14-dhowells@redhat.com
cc: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
Signed-off-by: Christian Brauner (Amutable) <brauner@kernel.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/afs/cmservice.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c index 263c60c811a5..db394f101fc6 100644 --- a/fs/afs/cmservice.c +++ b/fs/afs/cmservice.c @@ -334,7 +334,6 @@ static int afs_deliver_cb_init_call_back_state3(struct afs_call *call) ret = afs_extract_data(call, false); switch (ret) { case 0: break; - case -EAGAIN: return 0; default: return ret; } @@ -456,7 +455,6 @@ static int afs_deliver_cb_probe_uuid(struct afs_call *call) ret = afs_extract_data(call, false); switch (ret) { case 0: break; - case -EAGAIN: return 0; default: return ret; } |