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path: root/drivers/media/dvb/dvb-core/dvbdev.c
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Diffstat (limited to 'drivers/media/dvb/dvb-core/dvbdev.c')
-rw-r--r--drivers/media/dvb/dvb-core/dvbdev.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index a4aee866585..06b696e9acb 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -92,10 +92,10 @@ static int dvb_device_open(struct inode *inode, struct file *file)
92 old_fops = file->f_op; 92 old_fops = file->f_op;
93 file->f_op = fops_get(dvbdev->fops); 93 file->f_op = fops_get(dvbdev->fops);
94 if(file->f_op->open) 94 if(file->f_op->open)
95 err = file->f_op->open(inode,file); 95 err = file->f_op->open(inode,file);
96 if (err) { 96 if (err) {
97 fops_put(file->f_op); 97 fops_put(file->f_op);
98 file->f_op = fops_get(old_fops); 98 file->f_op = fops_get(old_fops);
99 } 99 }
100 fops_put(old_fops); 100 fops_put(old_fops);
101 return err; 101 return err;
@@ -356,18 +356,18 @@ int dvb_usercopy(struct inode *inode, struct file *file,
356 case _IOC_WRITE: 356 case _IOC_WRITE:
357 case (_IOC_WRITE | _IOC_READ): 357 case (_IOC_WRITE | _IOC_READ):
358 if (_IOC_SIZE(cmd) <= sizeof(sbuf)) { 358 if (_IOC_SIZE(cmd) <= sizeof(sbuf)) {
359 parg = sbuf; 359 parg = sbuf;
360 } else { 360 } else {
361 /* too big to allocate from stack */ 361 /* too big to allocate from stack */
362 mbuf = kmalloc(_IOC_SIZE(cmd),GFP_KERNEL); 362 mbuf = kmalloc(_IOC_SIZE(cmd),GFP_KERNEL);
363 if (NULL == mbuf) 363 if (NULL == mbuf)
364 return -ENOMEM; 364 return -ENOMEM;
365 parg = mbuf; 365 parg = mbuf;
366 } 366 }
367 367
368 err = -EFAULT; 368 err = -EFAULT;
369 if (copy_from_user(parg, (void __user *)arg, _IOC_SIZE(cmd))) 369 if (copy_from_user(parg, (void __user *)arg, _IOC_SIZE(cmd)))
370 goto out; 370 goto out;
371 break; 371 break;
372 } 372 }
373 373
@@ -384,7 +384,7 @@ int dvb_usercopy(struct inode *inode, struct file *file,
384 case _IOC_READ: 384 case _IOC_READ:
385 case (_IOC_WRITE | _IOC_READ): 385 case (_IOC_WRITE | _IOC_READ):
386 if (copy_to_user((void __user *)arg, parg, _IOC_SIZE(cmd))) 386 if (copy_to_user((void __user *)arg, parg, _IOC_SIZE(cmd)))
387 err = -EFAULT; 387 err = -EFAULT;
388 break; 388 break;
389 } 389 }
390 390