PNP: add pnp_alloc_dev()
Add pnp_alloc_dev() to allocate a struct pnp_dev and fill in the
protocol, instance number, and initial PNP ID. Now it is always
valid to use dev_printk() on any pnp_dev pointer.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-By: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index ccb0419..727936a 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -409,18 +409,17 @@
char id[8];
isapnp_peek(tmp, size);
- dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL);
- if (!dev)
- return NULL;
- dev->number = number;
eisa_id = tmp[0] | tmp[1] << 8 | tmp[2] << 16 | tmp[3] << 24;
pnp_eisa_id_to_string(eisa_id, id);
- pnp_add_id(dev, id);
+
+ dev = pnp_alloc_dev(&isapnp_protocol, number, id);
+ if (!dev)
+ return NULL;
+
dev->regs = tmp[4];
dev->card = card;
if (size > 5)
dev->regs |= tmp[5] << 8;
- dev->protocol = &isapnp_protocol;
dev->capabilities |= PNP_CONFIGURABLE;
dev->capabilities |= PNP_READ;
dev->capabilities |= PNP_WRITE;