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Ilya Leoshkevich authored
commit 6e61dc9d upstream. The JIT uses agfi for subtracting constants, but -(-0x80000000) cannot be represented as a 32-bit signed binary integer. Fix by using algfi in this particular case. Reported-by:
Johan Almbladh <johan.almbladh@anyfinetworks.com> Fixes: 05462310 ("s390/bpf: Add s390x eBPF JIT compiler backend") Reviewed-by:
Heiko Carstens <hca@linux.ibm.com> Signed-off-by:
Ilya Leoshkevich <iii@linux.ibm.com> Signed-off-by:
Vasily Gorbik <gor@linux.ibm.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Ilya Leoshkevich authoredcommit 6e61dc9d upstream. The JIT uses agfi for subtracting constants, but -(-0x80000000) cannot be represented as a 32-bit signed binary integer. Fix by using algfi in this particular case. Reported-by:
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