[PATCH 03/16] vfio/helpers: Use g_autofree in hw/vfio/helpers.c

[Zhenzhong Duan]

Changed functions include vfio_set_irq_signaling() and vfio_region_setup().

Signed-off-by: Zhenzhong Duan <zhenzhong.d...@intel.com>
---
 hw/vfio/helpers.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/hw/vfio/helpers.c b/hw/vfio/helpers.c
index 47b4096c05..0bb7b40a6a 100644
--- a/hw/vfio/helpers.c
+++ b/hw/vfio/helpers.c
@@ -111,7 +111,7 @@ int vfio_set_irq_signaling(VFIODevice *vbasedev, int index, 
int subindex,
                            int action, int fd, Error **errp)
 {
     ERRP_GUARD();
-    struct vfio_irq_set *irq_set;
+    g_autofree struct vfio_irq_set *irq_set = NULL;
     int argsz, ret = 0;
     const char *name;
     int32_t *pfd;
@@ -130,7 +130,6 @@ int vfio_set_irq_signaling(VFIODevice *vbasedev, int index, 
int subindex,
     if (ioctl(vbasedev->fd, VFIO_DEVICE_SET_IRQS, irq_set)) {
         ret = -errno;
     }
-    g_free(irq_set);
 
     if (!ret) {
         return 0;
@@ -348,7 +347,7 @@ static int vfio_setup_region_sparse_mmaps(VFIORegion 
*region,
 int vfio_region_setup(Object *obj, VFIODevice *vbasedev, VFIORegion *region,
                       int index, const char *name)
 {
-    struct vfio_region_info *info;
+    g_autofree struct vfio_region_info *info = NULL;
     int ret;
 
     ret = vfio_get_region_info(vbasedev, index, &info);
@@ -381,8 +380,6 @@ int vfio_region_setup(Object *obj, VFIODevice *vbasedev, 
VFIORegion *region,
         }
     }
 
-    g_free(info);
-
     trace_vfio_region_setup(vbasedev->name, index, name,
                             region->flags, region->fd_offset, region->size);
     return 0;
-- 
2.34.1