X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fcifs-2.6.git;a=blobdiff_plain;f=kernel%2Fsys.c;h=9aebc293501330ffdfef0b6ad53df155ae6b31ca;hp=2855ee73acd0ef9f62699ff669659e045df84422;hb=82ab86e82911107ead6fc7cd73568f75bc266a57;hpb=de70be0ae3c9283a7d16fd5fbdc03840f01065cf

diff --git a/kernel/sys.c b/kernel/sys.c
index 2855ee73acd0..9aebc2935013 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1896,15 +1896,11 @@ static int validate_prctl_map(struct prctl_mm_map *prctl_map)
 
 	/*
 	 * Finally, make sure the caller has the rights to
-	 * change /proc/pid/exe link: only local root should
+	 * change /proc/pid/exe link: only local sys admin should
 	 * be allowed to.
 	 */
 	if (prctl_map->exe_fd != (u32)-1) {
-		struct user_namespace *ns = current_user_ns();
-		const struct cred *cred = current_cred();
-
-		if (!uid_eq(cred->uid, make_kuid(ns, 0)) ||
-		    !gid_eq(cred->gid, make_kgid(ns, 0)))
+		if (!ns_capable(current_user_ns(), CAP_SYS_ADMIN))
 			goto out;
 	}