staging: gpib: Removing typedef gpib_interface_t

Removing gpib_interface_t to adhere to Linux code style.

Reported by checkpatch.pl

In general, a pointer, or a struct that has elements that can reasonably be
directly accessed should never be a typedef.

Signed-off-by: Michael Rubin <matchstick@neverthere.org>
Link: https://lore.kernel.org/r/20250417003246.84445-19-matchstick@neverthere.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/gpib/include/gpib_types.h

@@ -8,7 +8,7 @@
 #define _GPIB_TYPES_H
 
 #ifdef __KERNEL__
-/* gpib_interface_t defines the interface
+/* gpib_interface defines the interface
  * between the board-specific details dealt with in the drivers
  * and generic interface provided by gpib-common.
  * This really should be in a different header file.
@@ -22,7 +22,6 @@
 #include <linux/timer.h>
 #include <linux/interrupt.h>
 
-typedef struct gpib_interface gpib_interface_t;
 struct gpib_board;
 
 /* config parameters that are only used by driver attach functions */
@@ -212,7 +211,7 @@ static inline void init_gpib_pseudo_irq(struct gpib_pseudo_irq *pseudo_irq)
 /* list so we can make a linked list of drivers */
 struct gpib_interface_list {
 	struct list_head list;
-	gpib_interface_t *interface;
+	struct gpib_interface *interface;
 	struct module *module;
 };
 
@@ -222,7 +221,7 @@ struct gpib_interface_list {
  */
 struct gpib_board {
 	/* functions used by this board */
-	gpib_interface_t *interface;
+	struct gpib_interface *interface;
 	/* Pointer to module whose use count we should increment when
 	 * interface is in use
 	 */