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| author | Ben Dooks <ben-linux@fluff.org> | 2008-07-15 20:19:14 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2008-07-15 20:19:14 +0100 |
| commit | 0c17e4ceedd35c78b1c7413dbd16279a350be6bc (patch) | |
| tree | 313b3b9ca04727f3704464e01d8dd97da1dd534b /drivers/char/raw.c | |
| parent | 19c1d6a34abf73d0baf8e325d018c920fa78dddc (diff) | |
| parent | b9d2252c1e44fa83a4e65fdc9eb93db6297c55af (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-rmk
Diffstat (limited to 'drivers/char/raw.c')
| -rw-r--r-- | drivers/char/raw.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/raw.c b/drivers/char/raw.c index bbfa0e241cb..505fcbe884a 100644 --- a/drivers/char/raw.c +++ b/drivers/char/raw.c @@ -19,6 +19,7 @@ #include <linux/cdev.h> #include <linux/device.h> #include <linux/mutex.h> +#include <linux/smp_lock.h> #include <asm/uaccess.h> @@ -53,6 +54,7 @@ static int raw_open(struct inode *inode, struct file *filp) return 0; } + lock_kernel(); mutex_lock(&raw_mutex); /* @@ -79,6 +81,7 @@ static int raw_open(struct inode *inode, struct file *filp) bdev->bd_inode->i_mapping; filp->private_data = bdev; mutex_unlock(&raw_mutex); + unlock_kernel(); return 0; out2: |