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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2023-01-24 21:12:49 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2023-01-24 21:12:49 +0100
commit8ef0ca4a177d2dbe6680fb4388173897900a4ed1 (patch)
treec67b1e358f50bce724b61b43be885f90a229fad1 /kernel/futex/syscalls.c
parentthermal: int340x_thermal: Use sysfs_emit_at() instead of scnprintf() (diff)
parentMerge back thermal control material for 6.3. (diff)
downloadlinux-8ef0ca4a177d2dbe6680fb4388173897900a4ed1.tar.xz
linux-8ef0ca4a177d2dbe6680fb4388173897900a4ed1.zip
Merge back other thermal control material for 6.3.
* thermal: (734 commits) thermal: core: call put_device() only after device_register() fails Linux 6.2-rc4 kbuild: Fix CFI hash randomization with KASAN firmware: coreboot: Check size of table entry and use flex-array kallsyms: Fix scheduling with interrupts disabled in self-test ata: pata_cs5535: Don't build on UML lockref: stop doing cpu_relax in the cmpxchg loop x86/pci: Treat EfiMemoryMappedIO as reservation of ECAM space efi: tpm: Avoid READ_ONCE() for accessing the event log io_uring: lock overflowing for IOPOLL ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF iommu/mediatek-v1: Fix an error handling path in mtk_iommu_v1_probe() iommu/iova: Fix alloc iova overflows issue iommu: Fix refcount leak in iommu_device_claim_dma_owner iommu/arm-smmu-v3: Don't unregister on shutdown iommu/arm-smmu: Don't unregister on shutdown iommu/arm-smmu: Report IOMMU_CAP_CACHE_COHERENCY even betterer platform/x86: thinkpad_acpi: Fix profile mode display in AMT mode ALSA: usb-audio: Fix possible NULL pointer dereference in snd_usb_pcm_has_fixed_rate() platform/x86: int3472/discrete: Ensure the clk/power enable pins are in output mode ...
Diffstat (limited to 'kernel/futex/syscalls.c')
-rw-r--r--kernel/futex/syscalls.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/kernel/futex/syscalls.c b/kernel/futex/syscalls.c
index 086a22d1adb7..a8074079b09e 100644
--- a/kernel/futex/syscalls.c
+++ b/kernel/futex/syscalls.c
@@ -286,19 +286,22 @@ SYSCALL_DEFINE5(futex_waitv, struct futex_waitv __user *, waiters,
}
futexv = kcalloc(nr_futexes, sizeof(*futexv), GFP_KERNEL);
- if (!futexv)
- return -ENOMEM;
+ if (!futexv) {
+ ret = -ENOMEM;
+ goto destroy_timer;
+ }
ret = futex_parse_waitv(futexv, waiters, nr_futexes);
if (!ret)
ret = futex_wait_multiple(futexv, nr_futexes, timeout ? &to : NULL);
+ kfree(futexv);
+
+destroy_timer:
if (timeout) {
hrtimer_cancel(&to.timer);
destroy_hrtimer_on_stack(&to.timer);
}
-
- kfree(futexv);
return ret;
}