diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:20:57 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:20:57 +0200 |
commit | fd2c17e1777d46cff14c25ea774a4d17459d188a (patch) | |
tree | e8299216de8e99418195ba64bcf8f679df3a66b3 /fs/block_dev.c | |
parent | 74e411cb6443d8bcb55fbe89fcc7a9ee574df91b (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) |
Merge branch 'linus' into x86/timerstip-x86-timers-2008-06-16_09.20_Mon
Diffstat (limited to 'fs/block_dev.c')
-rw-r--r-- | fs/block_dev.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 7d822fae7765..470c10ceb0fb 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -12,6 +12,7 @@ #include <linux/kmod.h> #include <linux/major.h> #include <linux/smp_lock.h> +#include <linux/device_cgroup.h> #include <linux/highmem.h> #include <linux/blkdev.h> #include <linux/module.h> @@ -928,9 +929,14 @@ static int do_open(struct block_device *bdev, struct file *file, int for_part) { struct module *owner = NULL; struct gendisk *disk; - int ret = -ENXIO; + int ret; int part; + ret = devcgroup_inode_permission(bdev->bd_inode, file->f_mode); + if (ret != 0) + return ret; + + ret = -ENXIO; file->f_mapping = bdev->bd_inode->i_mapping; lock_kernel(); disk = get_gendisk(bdev->bd_dev, &part); |