coredump masking: reimplementation of dumpable using two flags

[sfrench/cifs-2.6.git] / security / dummy.c

diff --git a/security/dummy.c b/security/dummy.c
index 8ffd76405b5b69f0b61057be0ffc3fb2af6adb6a..19d813d5e0837beaa6c332254c8538ff1d2b63d8 100644 (file)
--- a/security/dummy.c
+++ b/security/dummy.c
@@ -130,7 +130,7 @@ static void dummy_bprm_free_security (struct linux_binprm *bprm)
 static void dummy_bprm_apply_creds (struct linux_binprm *bprm, int unsafe)
 {
        if (bprm->e_uid != current->uid || bprm->e_gid != current->gid) {
-               current->mm->dumpable = suid_dumpable;
+               set_dumpable(current->mm, suid_dumpable);
 
                if ((unsafe & ~LSM_UNSAFE_PTRACE_CAP) && !capable(CAP_SETUID)) {
                        bprm->e_uid = current->uid;
@@ -420,8 +420,12 @@ static int dummy_file_ioctl (struct file *file, unsigned int command,
 
 static int dummy_file_mmap (struct file *file, unsigned long reqprot,
                            unsigned long prot,
-                           unsigned long flags)
+                           unsigned long flags,
+                           unsigned long addr,
+                           unsigned long addr_only)
 {
+       if (addr < mmap_min_addr)
+               return -EACCES;
        return 0;
 }