parisc: Check user signal stack trampoline is inside TASK_SIZE

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Add some additional checks to ensure the signal stack is inside
userspace bounds.

Signed-off-by: Helge Deller <deller@gmx.de>

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Helge Deller 2021-09-05 11:53:32 +02:00

parent ea4b3fca18

commit 3e4a1aff2a

1 changed files with 10 additions and 7 deletions

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17

arch/parisc/kernel/signal.c

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