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authorRichard Weinberger <richard@nod.at>2015-08-09 22:26:33 +0200
committerRichard Weinberger <richard@nod.at>2015-10-19 22:53:37 +0200
commit56b88a3bf97a39d3f4f010509917b76a865a6dc8 (patch)
tree408b519405bd8545f8da4102ac120db58d2a1f3e /tools/power/acpi
parent6b1873371cea13036171d03a7c1e3e59158b4505 (diff)
um: Fix kernel mode fault condition
We have to exclude memory locations <= PAGE_SIZE from the condition and let the kernel mode fault path catch it. Otherwise a kernel NULL pointer exception will be reported as a kernel user space access. Fixes: d2313084e2c (um: Catch unprotected user memory access) Signed-off-by: Richard Weinberger <richard@nod.at>
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