Linux v3.4-rc2-174-gecca5c3

kernel.spec

@@ -95,7 +95,7 @@ Summary: The Linux kernel
 # The rc snapshot level
 %define rcrev 2
 # The git snapshot level
-%define gitrev 1
+%define gitrev 2
 # Set rpm version accordingly
 %define rpmversion 3.%{upstream_sublevel}.0
 %endif
@@ -736,9 +736,6 @@ Patch21260: x86-Avoid-invoking-RCU-when-CPU-is-idle.patch
 #rhbz 804957 CVE-2012-1568
 Patch21306: shlib_base_randomize.patch
 
-#rhbz 806433
-Patch21360: uvcvideo-Fix-race-induced-crash-in-uvc_video_clock_update.patch
-
 #rhbz 806676 807632
 Patch21385: libata-disable-runtime-pm-for-hotpluggable-port.patch
 
@@ -1442,9 +1439,6 @@ ApplyPatch selinux-apply-different-permission-to-ptrace-child.patch
 #Highbank clock functions
 ApplyPatch highbank-export-clock-functions.patch 
 
-#rhbz 806433
-ApplyPatch uvcvideo-Fix-race-induced-crash-in-uvc_video_clock_update.patch
-
 #rhbz 806676 807632
 ApplyPatch libata-disable-runtime-pm-for-hotpluggable-port.patch
 
@@ -2312,6 +2306,9 @@ fi
 #                 ||----w |
 #                 ||     ||
 %changelog
+* Thu Apr 12 2012 Justin M. Forbes <jforbes@redhat.com> - 3.4.0-0.rc2.git2.1
+- Linux v3.4-rc2-174-gecca5c3
+
 * Thu Apr 12 2012 Dennis Gilmore <dennis@ausil.us>
 - KALLSYMS_EXTRA_PASS=1 has to be passed in on the command line so do so only for arm
 

sources

@@ -1,3 +1,3 @@
 7133f5a2086a7d7ef97abac610c094f5  linux-3.3.tar.xz
 cc3f9ca69749eb6a92d003598c45a04b  patch-3.4-rc2.xz
-50f5336851ff8ad784e6caf45564c32a  patch-3.4-rc2-git1.xz
+53f2b39868825626da097b687cf7da58  patch-3.4-rc2-git2.xz

uvcvideo-Fix-race-induced-crash-in-uvc_video_clock_update.patch

@@ -1,113 +0,0 @@
-@@ -, +, @@ 
- drivers/media/video/uvc/uvc_video.c |   50 ++++++++++++++++++++++------------
- 1 files changed, 32 insertions(+), 18 deletions(-)
---- a/drivers/media/video/uvc/uvc_video.c	
-+++ a/drivers/media/video/uvc/uvc_video.c	
-@@ -468,22 +468,30 @@ uvc_video_clock_decode(struct uvc_streaming *stream, struct uvc_buffer *buf,
- 	spin_unlock_irqrestore(&stream->clock.lock, flags);
- }
- 
--static int uvc_video_clock_init(struct uvc_streaming *stream)
-+static void uvc_video_clock_reset(struct uvc_streaming *stream)
- {
- 	struct uvc_clock *clock = &stream->clock;
- 
--	spin_lock_init(&clock->lock);
- 	clock->head = 0;
- 	clock->count = 0;
--	clock->size = 32;
- 	clock->last_sof = -1;
- 	clock->sof_offset = -1;
-+}
-+
-+static int uvc_video_clock_init(struct uvc_streaming *stream)
-+{
-+	struct uvc_clock *clock = &stream->clock;
-+
-+	spin_lock_init(&clock->lock);
-+	clock->size = 32;
- 
- 	clock->samples = kmalloc(clock->size * sizeof(*clock->samples),
- 				 GFP_KERNEL);
- 	if (clock->samples == NULL)
- 		return -ENOMEM;
- 
-+	uvc_video_clock_reset(stream);
-+
- 	return 0;
- }
- 
-@@ -1424,8 +1432,6 @@ static void uvc_uninit_video(struct uvc_streaming *stream, int free_buffers)
- 
- 	if (free_buffers)
- 		uvc_free_urb_buffers(stream);
--
--	uvc_video_clock_cleanup(stream);
- }
- 
- /*
-@@ -1555,10 +1561,6 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags)
- 
- 	uvc_video_stats_start(stream);
- 
--	ret = uvc_video_clock_init(stream);
--	if (ret < 0)
--		return ret;
--
- 	if (intf->num_altsetting > 1) {
- 		struct usb_host_endpoint *best_ep = NULL;
- 		unsigned int best_psize = 3 * 1024;
-@@ -1683,6 +1685,8 @@ int uvc_video_resume(struct uvc_streaming *stream, int reset)
- 
- 	stream->frozen = 0;
- 
-+	uvc_video_clock_reset(stream);
-+
- 	ret = uvc_commit_video(stream, &stream->ctrl);
- 	if (ret < 0) {
- 		uvc_queue_enable(&stream->queue, 0);
-@@ -1819,25 +1823,35 @@ int uvc_video_enable(struct uvc_streaming *stream, int enable)
- 		uvc_uninit_video(stream, 1);
- 		usb_set_interface(stream->dev->udev, stream->intfnum, 0);
- 		uvc_queue_enable(&stream->queue, 0);
-+		uvc_video_clock_cleanup(stream);
- 		return 0;
- 	}
- 
--	ret = uvc_queue_enable(&stream->queue, 1);
-+	ret = uvc_video_clock_init(stream);
- 	if (ret < 0)
- 		return ret;
- 
-+	ret = uvc_queue_enable(&stream->queue, 1);
-+	if (ret < 0)
-+		goto error_queue;
-+
- 	/* Commit the streaming parameters. */
- 	ret = uvc_commit_video(stream, &stream->ctrl);
--	if (ret < 0) {
--		uvc_queue_enable(&stream->queue, 0);
--		return ret;
--	}
-+	if (ret < 0)
-+		goto error_commit;
- 
- 	ret = uvc_init_video(stream, GFP_KERNEL);
--	if (ret < 0) {
--		usb_set_interface(stream->dev->udev, stream->intfnum, 0);
--		uvc_queue_enable(&stream->queue, 0);
--	}
-+	if (ret < 0)
-+		goto error_video;
-+
-+	return 0;
-+
-+error_video:
-+	usb_set_interface(stream->dev->udev, stream->intfnum, 0);
-+error_commit:
-+	uvc_queue_enable(&stream->queue, 0);
-+error_queue:
-+	uvc_video_clock_cleanup(stream);
- 
- 	return ret;
- }