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author | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-25 18:40:14 +0400 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-25 18:40:14 +0400 |
commit | ff877ea80efa2015b6263766f78ee42c2a1b32f9 (patch) | |
tree | 85205005c611ab774702148558321c6fb92f1ccd /drivers/s390/char/monwriter.c | |
parent | 30821fee4f0cb3e6d241d9f7ddc37742212e3eb7 (diff) | |
parent | d37e6bf68fc1eb34a4ad21d9ae8890ed37ea80e7 (diff) | |
download | linux-ff877ea80efa2015b6263766f78ee42c2a1b32f9.tar.xz |
Merge branch 'linux-next' of git://git.infradead.org/~dedekind/ubi-2.6
Diffstat (limited to 'drivers/s390/char/monwriter.c')
-rw-r--r-- | drivers/s390/char/monwriter.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/s390/char/monwriter.c b/drivers/s390/char/monwriter.c index a86c0534cd49..4d71aa8c1a79 100644 --- a/drivers/s390/char/monwriter.c +++ b/drivers/s390/char/monwriter.c @@ -12,6 +12,7 @@ #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/errno.h> +#include <linux/smp_lock.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/miscdevice.h> @@ -179,10 +180,12 @@ static int monwrite_open(struct inode *inode, struct file *filp) monpriv = kzalloc(sizeof(struct mon_private), GFP_KERNEL); if (!monpriv) return -ENOMEM; + lock_kernel(); INIT_LIST_HEAD(&monpriv->list); monpriv->hdr_to_read = sizeof(monpriv->hdr); mutex_init(&monpriv->thread_mutex); filp->private_data = monpriv; + unlock_kernel(); return nonseekable_open(inode, filp); } |