[PATCH 14/19] fs: Permit FIBMAP for users with CAP_SYS_RAWIO in s_user_ns

Seth Forshee
2015-12-02T15:40:14Z

Signed-off-by: Seth Forshee <seth.forshee-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
---
fs/ioctl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ioctl.c b/fs/ioctl.c
index 5d01d2638ca5..45c371bed7ee 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -55,7 +55,7 @@ static int ioctl_fibmap(struct file *filp, int __user *p)
/* do we support this mess? */
if (!mapping->a_ops->bmap)
return -EINVAL;
- if (!capable(CAP_SYS_RAWIO))
+ if (!ns_capable(filp->f_inode->i_sb->s_user_ns, CAP_SYS_RAWIO))
return -EPERM;
res = get_user(block, p);
if (res)
--
1.9.1

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