powerpc/kprobes: refactor kprobe_lookup_name for safer string operations

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Use safer string manipulation functions when dealing with a
user-provided string in kprobe_lookup_name().

Reported-by: David Laight <David.Laight@ACULAB.COM>
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Naveen N. Rao 2017-10-23 22:07:41 +05:30 • committed by Michael Ellerman

parent 67ac0bfe29

commit acdfe93101

1 changed files with 20 additions and 27 deletions

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arch/powerpc/kernel/kprobes.c

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