aspeed/smc: Remove unused attribute 'irqline'

Signed-off-by: Cédric Le Goater <[email protected]>

Author: legoater

include/hw/ssi/aspeed_smc.h

@@ -56,7 +56,6 @@ struct AspeedSMCState {
     MemoryRegion mmio_flash_alias;
 
     qemu_irq irq;
-    int irqline;
 
     uint32_t num_cs;
     qemu_irq *cs_lines;