The patch titled
Subject: pidns-limit-the-nesting-depth-of-pid-namespaces-fix
has been added to the -mm tree. Its filename is
pidns-limit-the-nesting-depth-of-pid-namespaces-fix.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: pidns-limit-the-nesting-depth-of-pid-namespaces-fix
return -EINVAL in response to excessive nesting, not -ENOMEM
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Cc: Andrew Vagin <avagin@xxxxxxxxxx>
Cc: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Pavel Emelyanov <xemul@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/pid_namespace.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff -puN kernel/pid_namespace.c~pidns-limit-the-nesting-depth-of-pid-namespaces-fix kernel/pid_namespace.c
--- a/kernel/pid_namespace.c~pidns-limit-the-nesting-depth-of-pid-namespaces-fix
+++ a/kernel/pid_namespace.c
@@ -78,11 +78,15 @@ static struct pid_namespace *create_pid_
{
struct pid_namespace *ns;
unsigned int level = parent_pid_ns->level + 1;
- int i, err = -ENOMEM;
+ int i;
+ int err;
- if (level > MAX_PID_NS_LEVEL)
+ if (level > MAX_PID_NS_LEVEL) {
+ err = -EINVAL;
goto out;
+ }
+ err = -ENOMEM;
ns = kmem_cache_zalloc(pid_ns_cachep, GFP_KERNEL);
if (ns == NULL)
goto out;
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
pidns-limit-the-nesting-depth-of-pid-namespaces-fix.patch
revert-tools-testing-selftests-epoll-test_epollc-fix-build.patch
revert-epoll-support-for-disabling-items-and-a-self-test-app.patch
linux-next.patch
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
cpu_hotplug-unmap-cpu2node-when-the-cpu-is-hotremoved-fix.patch
arch-x86-platform-iris-irisc-register-a-platform-device-and-a-platform-driver.patch
arch-x86-tools-insn_sanityc-identify-source-of-messages.patch
mm.patch
memory-hotplug-update-mce_bad_pages-when-removing-the-memory-fix.patch
drop_caches-add-some-documentation-and-info-messsge-checkpatch-fixes.patch
swap-add-a-simple-detector-for-inappropriate-swapin-readahead-fix.patch
scripts-pnmtologo-fix-for-plain-pbm-checkpatch-fixes.patch
drivers-video-backlight-lp855x_blc-use-generic-pwm-functions-fix.patch
drivers-firmware-dmi_scanc-check-dmi-version-when-get-system-uuid-fix.patch
drivers-firmware-dmi_scanc-fetch-dmi-version-from-smbios-if-it-exists-checkpatch-fixes.patch
drivers-edac-amd64_edacc-__amd64_set_scrub_rate-avoid-overindexing-scrubrates.patch
binfmt_elf-fix-corner-case-kfree-of-uninitialized-data-checkpatch-fixes.patch
hfsplus-add-support-of-manipulation-by-attributes-file-checkpatch-fixes.patch
fat-exportfs-rebuild-inode-if-ilookup-fails-fix.patch
procfs-add-vmflags-field-in-smaps-output-v3-fix.patch
random-fix-debug-format-strings-fix.patch
dma-debug-new-interfaces-to-debug-dma-mapping-errors-fix-fix.patch
journal_add_journal_head-debug.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module-fix.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
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