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H A D | proc_sysctl.c | 86a71dbd Wed Feb 14 02:34:16 CST 2007 Eric W. Biederman <ebiederm@xmission.com> [PATCH] sysctl: hide the sysctl proc inodes from selinux
Since the security checks are applied on each read and write of a sysctl file, just like they are applied when calling sys_sysctl, they are redundant on the standard VFS constructs. Since it is difficult to compute the security labels on the standard VFS constructs we just mark the sysctl inodes in proc private so selinux won't even bother with them.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 86a71dbd Wed Feb 14 02:34:16 CST 2007 Eric W. Biederman <ebiederm@xmission.com> [PATCH] sysctl: hide the sysctl proc inodes from selinux Since the security checks are applied on each read and write of a sysctl file, just like they are applied when calling sys_sysctl, they are redundant on the standard VFS constructs. Since it is difficult to compute the security labels on the standard VFS constructs we just mark the sysctl inodes in proc private so selinux won't even bother with them. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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