kmalloc_obj: Clean up after treewide replacements

Coccinelle doesn't handle re-indenting line escapes. Fix the 2 places
where these got misaligned.

Remove 2 now-redundant type casts, found with:
$ git grep -P 'struct (\S+).*\)\s*k\S+alloc_(objs?|flex)\(struct \1'

Signed-off-by: Kees Cook <kees@kernel.org>

drivers/media/tuners/tuner-i2c.h

@@ -132,7 +132,7 @@ static inline int tuner_i2c_xfer_send_recv(struct tuner_i2c_props *props,
 		}							\
 	}								\
 	if (0 == __ret) {						\
-		state = kzalloc_obj(type, GFP_KERNEL);		\
+		state = kzalloc_obj(type, GFP_KERNEL);			\
 		if (NULL == state)					\
 			goto __fail;					\
 		state->i2c_props.addr = i2caddr;			\

drivers/net/ethernet/mellanox/mlx5/core/lib/mpfs.h

@@ -72,7 +72,7 @@ struct l2addr_node {
 	int ix = MLX5_L2_ADDR_HASH(mac);                    \
 	type *ptr = NULL;                                   \
 							    \
-	ptr = kzalloc_obj(type, gfp);                   \
+	ptr = kzalloc_obj(type, gfp);                       \
 	if (ptr) {                                          \
 		ether_addr_copy(ptr->node.addr, mac);       \
 		hlist_add_head(&ptr->node.hlist, &(hash)[ix]);\

include/linux/dma-fence-chain.h

@@ -91,7 +91,7 @@ dma_fence_chain_contained(struct dma_fence *fence)
  * intentional to enforce typesafety.
  */
 #define dma_fence_chain_alloc()	\
-		((struct dma_fence_chain *) kmalloc_obj(struct dma_fence_chain, GFP_KERNEL))
+		kmalloc_obj(struct dma_fence_chain, GFP_KERNEL)
 
 /**
  * dma_fence_chain_free

include/linux/skmsg.h

@@ -460,7 +460,7 @@ int sk_psock_msg_verdict(struct sock *sk, struct sk_psock *psock,
  * intentional to enforce typesafety.
  */
 #define sk_psock_init_link()	\
-		((struct sk_psock_link *) kzalloc_obj(struct sk_psock_link, GFP_ATOMIC | __GFP_NOWARN))
+		kzalloc_obj(struct sk_psock_link, GFP_ATOMIC | __GFP_NOWARN)
 
 static inline void sk_psock_free_link(struct sk_psock_link *link)
 {