From 42e2d4393024e4582a80e1c5627aba7bf331196f Mon Sep 17 00:00:00 2001
From: Chia-chi Yeh <chiachi@android.com>
Date: Fri, 19 Jun 2009 07:15:05 +0800
Subject: security: Add AID_NET_RAW and AID_NET_ADMIN capability check in
 cap_capable().

Signed-off-by: Chia-chi Yeh <chiachi@android.com>
---
 security/commoncap.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'security/commoncap.c')

diff --git a/security/commoncap.c b/security/commoncap.c
index a93b3b733079..1322b6aa648d 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -29,6 +29,10 @@
 #include <linux/securebits.h>
 #include <linux/user_namespace.h>
 
+#ifdef CONFIG_ANDROID_PARANOID_NETWORK
+#include <linux/android_aid.h>
+#endif
+
 /*
  * If a non-root user executes a setuid-root binary in
  * !secure(SECURE_NOROOT) mode, then we raise capabilities.
@@ -83,6 +87,11 @@ EXPORT_SYMBOL(cap_netlink_recv);
 int cap_capable(struct task_struct *tsk, const struct cred *cred,
 		struct user_namespace *targ_ns, int cap, int audit)
 {
+	if (cap == CAP_NET_RAW && in_egroup_p(AID_NET_RAW))
+		return 0;
+	if (cap == CAP_NET_ADMIN && in_egroup_p(AID_NET_ADMIN))
+		return 0;
+
 	for (;;) {
 		/* The creator of the user namespace has all caps. */
 		if (targ_ns != &init_user_ns && targ_ns->creator == cred->user)
-- 
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