mtd: brcmnand: do not make local variable static

Remove static in front of ctrl. This variable should not be shared
between different instances of brcmnand_probe(), it should be local to
this function and stored on the stack.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

drivers/mtd/nand/brcmnand/brcmnand.c

@@ -2069,7 +2069,7 @@ int brcmnand_probe(struct platform_device *pdev, struct brcmnand_soc *soc)
 {
 	struct device *dev = &pdev->dev;
 	struct device_node *dn = dev->of_node, *child;
-	static struct brcmnand_controller *ctrl;
+	struct brcmnand_controller *ctrl;
 	struct resource *res;
 	int ret;