s390/pci: add exception table to load/store instructions

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Don't let pci_load and friends crash the kernel when called with
e.g. an invalid offset. Return -ENXIO instead.

Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Sebastian Ott 2013-04-16 14:16:14 +02:00 • committed by Martin Schwidefsky

parent b2a9e87d2c

commit f0bacb7fc4

2 changed files with 30 additions and 24 deletions

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2

arch/s390/include/asm/pci_io.h

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52

arch/s390/pci/pci_insn.c

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