pc_gsi_create() is the single function that uses gsi_handler.
Make it a static variable.

Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 hw/i386/pc.c         | 2 +-
 include/hw/i386/pc.h | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index e3e191a811..21efde33a5 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -346,7 +346,7 @@ GlobalProperty pc_compat_1_4[] = {
 };
 const size_t pc_compat_1_4_len = G_N_ELEMENTS(pc_compat_1_4);
 
-void gsi_handler(void *opaque, int n, int level)
+static void gsi_handler(void *opaque, int n, int level)
 {
     GSIState *s = opaque;
 
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 53b2243788..9ad417cef0 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -176,8 +176,6 @@ typedef struct GSIState {
     qemu_irq ioapic_irq[IOAPIC_NUM_PINS];
 } GSIState;
 
-void gsi_handler(void *opaque, int n, int level);
-
 GSIState *pc_gsi_create(qemu_irq **irqs, bool pci_enabled);
 
 /* vmport.c */
-- 
2.21.0