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| author | Matthew Wilcox <willy@infradead.org> | 2018-12-28 16:22:26 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-12-28 21:42:30 +0100 |
| commit | 1a80dade010c7a7f4885a4c4c2a7ac22cc7b34df (patch) | |
| tree | 95cc3a11b8292c2abeb81fecec48739e2390d087 /drivers/watchdog/at91rm9200_wdt.c | |
| parent | Merge tag 'locks-v4.21-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jl... (diff) | |
| download | linux-1a80dade010c7a7f4885a4c4c2a7ac22cc7b34df.tar.xz linux-1a80dade010c7a7f4885a4c4c2a7ac22cc7b34df.zip | |
Fix failure path in alloc_pid()
The failure path removes the allocated PIDs from the wrong namespace.
This could lead to us inadvertently reusing PIDs in the leaf namespace
and leaking PIDs in parent namespaces.
Fixes: 95846ecf9dac ("pid: replace pid bitmap implementation with IDR API")
Cc: <stable@vger.kernel.org>
Signed-off-by: Matthew Wilcox <willy@infradead.org>
Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/watchdog/at91rm9200_wdt.c')
0 files changed, 0 insertions, 0 deletions