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isa-bus: don't use 'Yoda conditions' 

imitate nearby code about using '!value' or 'value == NULL'

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Gonglei 2014-08-11 21:00:54 +08:00 committed by Michael Tokarev
parent 2ab5bf67b7
commit 337a3e5c7d
1 changed files with 1 additions and 1 deletions
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hw/isa/isa-bus.c
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@ -50,7 +50,7 @@ ISABus *isa_bus_new(DeviceState *dev, MemoryRegion *address_space_io)
fprintf(stderr, "Can't create a second ISA bus\n"); fprintf(stderr, "Can't create a second ISA bus\n");
return NULL; return NULL;
} }
if (NULL == dev) { if (!dev) {
dev = qdev_create(NULL, "isabus-bridge"); dev = qdev_create(NULL, "isabus-bridge");
qdev_init_nofail(dev); qdev_init_nofail(dev);
} }