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irqchip/gic-v3-its: Avoid parsing _indirect_ twice for Device table

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commit 8d565748b6 upstream.

In current logic, its_parse_indirect_baser() will be invoked twice
when allocating Device tables. Add a *break* to omit the unnecessary
and annoying (might be ...) invoking.

Fixes: 32bd44dc19 ("irqchip/gic-v3-its: Fix the incorrect parsing of VCPU table size")
Cc: stable@vger.kernel.org
Signed-off-by: Zenghui Yu <yuzenghui@huawei.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Zenghui Yu
2019-02-10 05:24:10 +00:00
committed by Greg Kroah-Hartman
parent b92fad6995
commit c8666ede18
1 changed files with 2 additions and 0 deletions
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2
drivers/irqchip/irq-gic-v3-its.c
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@@ -1893,6 +1893,8 @@ static int its_alloc_tables(struct its_node *its)
indirect = its_parse_indirect_baser(its, baser,
psz, &order,
its->device_ids);
break;
case GITS_BASER_TYPE_VCPU:
indirect = its_parse_indirect_baser(its, baser,
psz, &order,