From 8e8fe1c39030f1ddc3b1f7d3ed04475fab5aad09 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 | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'security')

diff --git a/security/commoncap.c b/security/commoncap.c
index 9d172e6e330c..3238b2938893 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -29,6 +29,10 @@
 #include <linux/securebits.h>
 #include <linux/syslog.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 +87,12 @@ EXPORT_SYMBOL(cap_netlink_recv);
 int cap_capable(struct task_struct *tsk, const struct cred *cred, int cap,
 		int audit)
 {
+#ifdef CONFIG_ANDROID_PARANOID_NETWORK
+	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;
+#endif
 	return cap_raised(cred->cap_effective, cap) ? 0 : -EPERM;
 }
 
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