PNP: remove null pointer checks

[mirror_ubuntu-bionic-kernel.git] / drivers / pnp / core.c

diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index 61066fdb9e6ddac8237281cfaecb81d55dc246d3..d5964feb14de56d5c1dc5b7c9c1df1e8f9f447d0 100644 (file)
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -52,9 +52,6 @@ int pnp_register_protocol(struct pnp_protocol *protocol)
        int nodenum;
        struct list_head *pos;
 
-       if (!protocol)
-               return -EINVAL;
-
        INIT_LIST_HEAD(&protocol->devices);
        INIT_LIST_HEAD(&protocol->cards);
        nodenum = 0;
@@ -94,8 +91,6 @@ static void pnp_free_ids(struct pnp_dev *dev)
        struct pnp_id *id;
        struct pnp_id *next;
 
-       if (!dev)
-               return;
        id = dev->id;
        while (id) {
                next = id->next;
@@ -143,7 +138,7 @@ int __pnp_add_device(struct pnp_dev *dev)
  */
 int pnp_add_device(struct pnp_dev *dev)
 {
-       if (!dev || !dev->protocol || dev->card)
+       if (dev->card)
                return -EINVAL;
        dev->dev.parent = &dev->protocol->dev;
        sprintf(dev->dev.bus_id, "%02x:%02x", dev->protocol->number,