linux-kernel - [PATCH v2 4/7] media: uvcvideo: Cleanup version-specific mapping

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20240610-billion-v2-4-38e861475f85@chromium.org>
Date: Mon, 10 Jun 2024 23:09:55 +0000
From: Ricardo Ribalda <ribalda@...omium.org>
To: Laurent Pinchart <laurent.pinchart@...asonboard.com>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: Sergey Senozhatsky <senozhatsky@...omium.org>, 
 linux-media@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Ricardo Ribalda <ribalda@...omium.org>
Subject: [PATCH v2 4/7] media: uvcvideo: Cleanup version-specific mapping

We do not have more version specific mappings. Let's remove this code
for now. It can be easily reverted later if needed.

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Reviewed-by: Sergey Senozhatsky <senozhatsky@...omium.org>
Signed-off-by: Ricardo Ribalda <ribalda@...omium.org>
---
 drivers/media/usb/uvc/uvc_ctrl.c | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index 5b77ac308c84..efc46f53ac81 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -847,14 +847,6 @@ static const struct uvc_control_mapping uvc_ctrl_mappings[] = {
 	},
 };
 
-static const struct uvc_control_mapping *uvc_ctrl_mappings_uvc11[] = {
-	NULL, /* Sentinel */
-};
-
-static const struct uvc_control_mapping *uvc_ctrl_mappings_uvc15[] = {
-	NULL, /* Sentinel */
-};
-
 /* ------------------------------------------------------------------------
  * Utility functions
  */
@@ -2656,7 +2648,6 @@ static void uvc_ctrl_prune_entity(struct uvc_device *dev,
 static void uvc_ctrl_init_ctrl(struct uvc_video_chain *chain,
 			       struct uvc_control *ctrl)
 {
-	const struct uvc_control_mapping **mappings;
 	unsigned int i;
 
 	/*
@@ -2721,18 +2712,6 @@ static void uvc_ctrl_init_ctrl(struct uvc_video_chain *chain,
 		    ctrl->info.selector == mapping->selector)
 			__uvc_ctrl_add_mapping(chain, ctrl, mapping);
 	}
-
-	/* Finally process version-specific mappings. */
-	mappings = chain->dev->uvc_version < 0x0150
-		 ? uvc_ctrl_mappings_uvc11 : uvc_ctrl_mappings_uvc15;
-
-	for (i = 0; mappings[i]; ++i) {
-		const struct uvc_control_mapping *mapping = mappings[i];
-
-		if (uvc_entity_match_guid(ctrl->entity, mapping->entity) &&
-		    ctrl->info.selector == mapping->selector)
-			__uvc_ctrl_add_mapping(chain, ctrl, mapping);
-	}
 }
 
 /*

-- 
2.45.2.505.gda0bf45e8d-goog