vircgroupv2devices: Unexport virCgroupV2DevicesAttachProg()

This function is not called outside of the source file where it's
defined. There's no need to export it.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>

src/libvirt_private.syms

@@ -1734,7 +1734,6 @@ virCgroupV1Register;
 virCgroupV2Register;
 
 # util/vircgroupv2devices.h
-virCgroupV2DevicesAttachProg;
 virCgroupV2DevicesAvailable;
 virCgroupV2DevicesCreateProg;
 virCgroupV2DevicesDetectProg;

src/util/vircgroupv2devices.c

@@ -274,7 +274,7 @@ virCgroupV2DevicesLoadProg(int mapfd)
 }
 
 
-int
+static int
 virCgroupV2DevicesAttachProg(virCgroupPtr group,
                              int mapfd,
                              size_t max)
@@ -591,18 +591,6 @@ virCgroupV2DevicesAvailable(virCgroupPtr group G_GNUC_UNUSED)
 }
 
 
-int
-virCgroupV2DevicesAttachProg(virCgroupPtr group G_GNUC_UNUSED,
-                             int mapfd G_GNUC_UNUSED,
-                             size_t max G_GNUC_UNUSED)
-{
-    virReportSystemError(ENOSYS, "%s",
-                         _("cgroups v2 BPF devices not supported "
-                           "with this kernel"));
-    return -1;
-}
-
-
 int
 virCgroupV2DevicesDetectProg(virCgroupPtr group G_GNUC_UNUSED)
 {

src/util/vircgroupv2devices.h

@@ -28,11 +28,6 @@ bool
 virCgroupV2DevicesAvailable(virCgroupPtr group)
     G_GNUC_NO_INLINE;
 
-int
-virCgroupV2DevicesAttachProg(virCgroupPtr group,
-                             int mapfd,
-                             size_t max);
-
 int
 virCgroupV2DevicesDetectProg(virCgroupPtr group);