Silence compiler warning about pci_id_file_open definition

src/common_device_name.c:59: warning: function declaration isn't a prototype
src/common_device_name.c: In function 'pci_id_file_open':
src/common_device_name.c:59: warning: old-style function definition

1 files changed, 1 insertions, 1 deletions

diff --git a/src/common_device_name.c b/src/common_device_name.c
index be601ed..896a8a3 100644
--- a/src/common_device_name.c
+++ b/src/common_device_name.c
@@ -55,7 +55,7 @@
 typedef gzFile pci_id_file;
 
 static pci_id_file
-pci_id_file_open()
+pci_id_file_open(void)
 {
     pci_id_file result;