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authorLinus Torvalds <torvalds@linux-foundation.org>2010-06-04 15:38:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-06-04 15:38:12 -0700
commite620d1e39aa33b43bed96aa7f2ebbc88914aed58 (patch)
tree0e8a0c36430f10c1e490464f1d6524ce5612f614 /drivers/media/video/pvrusb2/pvrusb2-v4l2.c
parentd2dd328b7f7bc6cebe167648289337755944ad2a (diff)
parent666092c679f7d9eb9f5230087f960a487fda721c (diff)
Merge branch 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (87 commits) V4L/DVB: ivtv: Timing tweaks and code re-order to try and improve stability V4L/DVB: ivtv: Avoid accidental video standard change V4L/DVB: ivtvfb : Module load / unload fixes V4L/DVB: cx2341x: Report correct temporal setting for log-status V4L/DVB: cx18, cx23885, v4l2 doc, MAINTAINERS: Update Andy Walls' email address V4L/DVB: drivers/media: Eliminate a NULL pointer dereference V4L/DVB: dvb-core: Fix ULE decapsulation bug V4L/DVB: Bug fix: make IR work again for dm1105 V4L/DVB: media/IR: nec-decoder needs to select BITREV V4L/DVB: video/saa7134: change dprintk() to i2cdprintk() V4L/DVB: video/saa7134: remove duplicate break V4L/DVB: IR/imon: add auto-config for 0xffdc rf device V4L/DVB: IR/imon: clean up usage of bools V4L/DVB: em28xx: remove unneeded null checks V4L/DVB: ngene: remove unused #include <linux/version.h> V4L/DVB: ak881x needs slab.h V4L/DVB: FusionHDTV: Use quick reads for I2C IR device probing V4L/DVB: Technotrend S2-3200 ships with a TT 1500 remote V4L/DVB: drivers/media: Use kzalloc V4L/DVB: m920x: Select simple tuner ...
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-v4l2.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-v4l2.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
index 5ffa0d2b0b0..aaafa0398fd 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
@@ -883,6 +883,17 @@ static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip)
{
struct pvr2_hdw *hdw = dip->v4lp->channel.mc_head->hdw;
enum pvr2_config cfg = dip->config;
+ char msg[80];
+ unsigned int mcnt;
+
+ /* Construct the unregistration message *before* we actually
+ perform the unregistration step. By doing it this way we don't
+ have to worry about potentially touching deleted resources. */
+ mcnt = scnprintf(msg, sizeof(msg) - 1,
+ "pvrusb2: unregistered device %s [%s]",
+ video_device_node_name(&dip->devbase),
+ pvr2_config_get_name(cfg));
+ msg[mcnt] = 0;
pvr2_hdw_v4l_store_minor_number(hdw,dip->minor_type,-1);
@@ -894,9 +905,7 @@ static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip)
are gone. */
video_unregister_device(&dip->devbase);
- printk(KERN_INFO "pvrusb2: unregistered device %s [%s]\n",
- video_device_node_name(&dip->devbase),
- pvr2_config_get_name(cfg));
+ printk(KERN_INFO "%s\n", msg);
}