Remove unused mutex and clean up following warnings
drivers/net/hxge/hpi/hpi.c:35: warning: data definition has no type or storage class
drivers/net/hxge/hpi/hpi.c:35: warning: type defaults to "int" in declaration of "DECLARE_MUTEX"
drivers/net/hxge/hpi/hpi.c:35: warning: parameter names (without types) in function declaration
Signed-off-by: Maxim Uvarov <maxim.uvarov@oracle.com>
#include <linux/semaphore.h>
#endif
-DECLARE_MUTEX(hpidebuglock);
int hpi_debug_init = 0;
uint64_t hpi_debug_level = 0;