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authorDavid Quigley <dpquigl@davequigley.com>2013-05-22 12:50:34 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-06-08 16:19:41 -0400
commitd47be3dfecaf20255af89a57460285c82d5271ad (patch)
tree6427561f82a9bf90f17d748a865e3e0084919540 /security/security.c
parent4488cc96c581f130f3e86283d514123dce0dd46b (diff)
downloadlinux-d47be3dfecaf20255af89a57460285c82d5271ad.tar.bz2
Security: Add hook to calculate context based on a negative dentry.
There is a time where we need to calculate a context without the inode having been created yet. To do this we take the negative dentry and calculate a context based on the process and the parent directory contexts. Acked-by: Eric Paris <eparis@redhat.com> Acked-by: James Morris <james.l.morris@oracle.com> Signed-off-by: Matthew N. Dodd <Matthew.Dodd@sparta.com> Signed-off-by: Miguel Rodel Felipe <Rodel_FM@dsi.a-star.edu.sg> Signed-off-by: Phua Eu Gene <PHUA_Eu_Gene@dsi.a-star.edu.sg> Signed-off-by: Khin Mi Mi Aung <Mi_Mi_AUNG@dsi.a-star.edu.sg> Signed-off-by: Steve Dickson <steved@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'security/security.c')
-rw-r--r--security/security.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/security/security.c b/security/security.c
index a3dce87d1aef..0fe2b2ee9545 100644
--- a/security/security.c
+++ b/security/security.c
@@ -12,6 +12,7 @@
*/
#include <linux/capability.h>
+#include <linux/dcache.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -324,6 +325,15 @@ void security_inode_free(struct inode *inode)
security_ops->inode_free_security(inode);
}
+int security_dentry_init_security(struct dentry *dentry, int mode,
+ struct qstr *name, void **ctx,
+ u32 *ctxlen)
+{
+ return security_ops->dentry_init_security(dentry, mode, name,
+ ctx, ctxlen);
+}
+EXPORT_SYMBOL(security_dentry_init_security);
+
int security_inode_init_security(struct inode *inode, struct inode *dir,
const struct qstr *qstr,
const initxattrs initxattrs, void *fs_data)