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authorDavid Vrabel <david.vrabel@csr.com>2009-01-07 13:45:25 +0300
committerDavid Vrabel <david.vrabel@csr.com>2009-01-07 13:45:25 +0300
commita23e66f3b8cfdedec14541e71ef29a754870a20c (patch)
treef8ac23572982e92e6f8ae09c4039db627bdf53ee /drivers/media
parent04c470adb01c62bb9bd663cfc4875cf0a4eb01ab (diff)
parentede6f5aea054d3fb67c78857f7abdee602302043 (diff)
downloadlinux-a23e66f3b8cfdedec14541e71ef29a754870a20c.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb/dvb-core/dvbdev.c5
-rw-r--r--drivers/media/video/v4l1-compat.c4
2 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index 65d69665f1fc..6a32680dbb1b 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -79,6 +79,10 @@ static int dvb_device_open(struct inode *inode, struct file *file)
file->private_data = dvbdev;
old_fops = file->f_op;
file->f_op = fops_get(dvbdev->fops);
+ if (file->f_op == NULL) {
+ file->f_op = old_fops;
+ goto fail;
+ }
if(file->f_op->open)
err = file->f_op->open(inode,file);
if (err) {
@@ -90,6 +94,7 @@ static int dvb_device_open(struct inode *inode, struct file *file)
unlock_kernel();
return err;
}
+fail:
up_read(&minor_rwsem);
unlock_kernel();
return -ENODEV;
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c
index d450cab20be4..b617bf05e2d7 100644
--- a/drivers/media/video/v4l1-compat.c
+++ b/drivers/media/video/v4l1-compat.c
@@ -203,7 +203,6 @@ static int poll_one(struct file *file, struct poll_wqueues *pwq)
table = &pwq->pt;
for (;;) {
int mask;
- set_current_state(TASK_INTERRUPTIBLE);
mask = file->f_op->poll(file, table);
if (mask & POLLIN)
break;
@@ -212,9 +211,8 @@ static int poll_one(struct file *file, struct poll_wqueues *pwq)
retval = -ERESTARTSYS;
break;
}
- schedule();
+ poll_schedule(pwq, TASK_INTERRUPTIBLE);
}
- set_current_state(TASK_RUNNING);
poll_freewait(pwq);
return retval;
}