diff options
Diffstat (limited to 'drivers/char/hw_random')
| -rw-r--r-- | drivers/char/hw_random/core.c | 2 | ||||
| -rw-r--r-- | drivers/char/hw_random/intel-rng.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c index 662d60e44e9..e5d583c84e4 100644 --- a/drivers/char/hw_random/core.c +++ b/drivers/char/hw_random/core.c @@ -37,6 +37,7 @@ #include <linux/kernel.h> #include <linux/fs.h> #include <linux/sched.h> +#include <linux/smp_lock.h> #include <linux/init.h> #include <linux/miscdevice.h> #include <linux/delay.h> @@ -86,6 +87,7 @@ static int rng_dev_open(struct inode *inode, struct file *filp) return -EINVAL; if (filp->f_mode & FMODE_WRITE) return -EINVAL; + cycle_kernel_lock(); return 0; } diff --git a/drivers/char/hw_random/intel-rng.c b/drivers/char/hw_random/intel-rng.c index 5cc651ef75e..27fdc086649 100644 --- a/drivers/char/hw_random/intel-rng.c +++ b/drivers/char/hw_random/intel-rng.c @@ -273,7 +273,7 @@ static int __init intel_rng_hw_init(void *_intel_rng_hw) if (mfc != INTEL_FWH_MANUFACTURER_CODE || (dvc != INTEL_FWH_DEVICE_CODE_8M && dvc != INTEL_FWH_DEVICE_CODE_4M)) { - printk(KERN_ERR PFX "FWH not detected\n"); + printk(KERN_NOTICE PFX "FWH not detected\n"); return -ENODEV; } |