[PATCH net-next] liquidio: Remove unneeded cast from memory allocation

Remove casting the values returned by memory allocation function.

Coccinelle emits WARNING:

./drivers/net/ethernet/cavium/liquidio/octeon_device.c:1155:14-36: WARNING:
 casting value returned by memory allocation function to (struct octeon_dispatch *) is useless.

Signed-off-by: Wang Hai <redacted>
---
 drivers/net/ethernet/cavium/liquidio/octeon_device.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
index 934115d18..1473a669f 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c

@@ -1152,8 +1152,7 @@ octeon_register_dispatch_fn(struct octeon_device *oct,
 
 		dev_dbg(&oct->pci_dev->dev,
 			"Adding opcode to dispatch list linked list\n");
-		dispatch = (struct octeon_dispatch *)
-			   vmalloc(sizeof(struct octeon_dispatch));
+		dispatch = vmalloc(sizeof(struct octeon_dispatch));
 		if (!dispatch) {
 			dev_err(&oct->pci_dev->dev,
 				"No memory to add dispatch function\n");

-- 
2.17.1