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author | Takashi Iwai <tiwai@suse.de> | 2020-04-24 09:22:16 +0300 |
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committer | Takashi Iwai <tiwai@suse.de> | 2020-04-24 09:22:55 +0300 |
commit | 36dbae9945322e660795e73ffc8ed8ae4f25d13d (patch) | |
tree | 9e444e68380061dccfaa453d1f02cf21c5c986ef /arch/mips/include/asm/futex.h | |
parent | 14ff6c5546e7d98f8326d9ee7a75b79de9874efb (diff) | |
parent | 0d283287a42027e8a618bcdf17b79578041ebabd (diff) | |
download | linux-36dbae9945322e660795e73ffc8ed8ae4f25d13d.tar.xz |
Merge branch 'topic/nhlt' into for-next
Merge NHLT init cleanup.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'arch/mips/include/asm/futex.h')
-rw-r--r-- | arch/mips/include/asm/futex.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/mips/include/asm/futex.h b/arch/mips/include/asm/futex.h index 110220705e97..2bf8f6014579 100644 --- a/arch/mips/include/asm/futex.h +++ b/arch/mips/include/asm/futex.h @@ -89,7 +89,8 @@ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr) { int oldval = 0, ret; - pagefault_disable(); + if (!access_ok(uaddr, sizeof(u32))) + return -EFAULT; switch (op) { case FUTEX_OP_SET: @@ -116,8 +117,6 @@ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr) ret = -ENOSYS; } - pagefault_enable(); - if (!ret) *oval = oldval; |