From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- net/rxrpc/insecure.c | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100644 net/rxrpc/insecure.c (limited to 'net/rxrpc/insecure.c') diff --git a/net/rxrpc/insecure.c b/net/rxrpc/insecure.c new file mode 100644 index 000000000..0b39046bd --- /dev/null +++ b/net/rxrpc/insecure.c @@ -0,0 +1,94 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* Null security operations. + * + * Copyright (C) 2016 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + */ + +#include +#include "ar-internal.h" + +static int none_init_connection_security(struct rxrpc_connection *conn, + struct rxrpc_key_token *token) +{ + return 0; +} + +/* + * Allocate an appropriately sized buffer for the amount of data remaining. + */ +static struct rxrpc_txbuf *none_alloc_txbuf(struct rxrpc_call *call, size_t remain, gfp_t gfp) +{ + return rxrpc_alloc_data_txbuf(call, umin(remain, RXRPC_JUMBO_DATALEN), 1, gfp); +} + +static int none_secure_packet(struct rxrpc_call *call, struct rxrpc_txbuf *txb) +{ + txb->pkt_len = txb->len; + if (txb->len == RXRPC_JUMBO_DATALEN) + txb->jumboable = true; + return 0; +} + +static int none_verify_packet(struct rxrpc_call *call, struct sk_buff *skb) +{ + return 0; +} + +static void none_free_call_crypto(struct rxrpc_call *call) +{ +} + +static bool none_validate_challenge(struct rxrpc_connection *conn, + struct sk_buff *skb) +{ + rxrpc_abort_conn(conn, skb, RX_PROTOCOL_ERROR, -EPROTO, + rxrpc_eproto_rxnull_challenge); + return true; +} + +static int none_sendmsg_respond_to_challenge(struct sk_buff *challenge, + struct msghdr *msg) +{ + return -EINVAL; +} + +static int none_verify_response(struct rxrpc_connection *conn, + struct sk_buff *response_skb, + void *response, unsigned int len) +{ + return rxrpc_abort_conn(conn, response_skb, RX_PROTOCOL_ERROR, -EPROTO, + rxrpc_eproto_rxnull_response); +} + +static void none_clear(struct rxrpc_connection *conn) +{ +} + +static int none_init(void) +{ + return 0; +} + +static void none_exit(void) +{ +} + +/* + * RxRPC Kerberos-based security + */ +const struct rxrpc_security rxrpc_no_security = { + .name = "none", + .security_index = RXRPC_SECURITY_NONE, + .init = none_init, + .exit = none_exit, + .init_connection_security = none_init_connection_security, + .free_call_crypto = none_free_call_crypto, + .alloc_txbuf = none_alloc_txbuf, + .secure_packet = none_secure_packet, + .verify_packet = none_verify_packet, + .validate_challenge = none_validate_challenge, + .sendmsg_respond_to_challenge = none_sendmsg_respond_to_challenge, + .verify_response = none_verify_response, + .clear = none_clear, +}; -- cgit v1.3.1