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authorIngo Molnar <mingo@kernel.org>2016-02-03 11:30:36 +0100
committerIngo Molnar <mingo@kernel.org>2016-02-03 11:30:36 +0100
commit03e075b38e6cd25267c8d6e2797fa4537ca3348d (patch)
tree608ece74f1b3cca290e3408a29cf73e822f0ef4d /kernel/kcmp.c
parentx86/efi: Setup separate EFI page tables in kexec paths (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff)
Merge branch 'linus' into efi/core, to refresh the branch and to pick up recent fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/kcmp.c')
-rw-r--r--kernel/kcmp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/kcmp.c b/kernel/kcmp.c
index 0aa69ea1d8fd..3a47fa998fe0 100644
--- a/kernel/kcmp.c
+++ b/kernel/kcmp.c
@@ -122,8 +122,8 @@ SYSCALL_DEFINE5(kcmp, pid_t, pid1, pid_t, pid2, int, type,
&task2->signal->cred_guard_mutex);
if (ret)
goto err;
- if (!ptrace_may_access(task1, PTRACE_MODE_READ) ||
- !ptrace_may_access(task2, PTRACE_MODE_READ)) {
+ if (!ptrace_may_access(task1, PTRACE_MODE_READ_REALCREDS) ||
+ !ptrace_may_access(task2, PTRACE_MODE_READ_REALCREDS)) {
ret = -EPERM;
goto err_unlock;
}