[PATCH v9 14/16] hw/block/virtio-blk: Replaces request free function with g_free

[Phil Dennis-Jordan]

The virtio_blk_free_request() function has been a 1-liner forwarding
to g_free() for a while now. We may as well call g_free on the request
pointer directly.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
---
 hw/block/virtio-blk.c          | 43 +++++++++++++++-------------------
 hw/vmapple/virtio-blk.c        |  2 +-
 include/hw/virtio/virtio-blk.h |  1 -
 3 files changed, 20 insertions(+), 26 deletions(-)

diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 9e8337bb639..40d2c9bc591 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -50,11 +50,6 @@ static void virtio_blk_init_request(VirtIOBlock *s, 
VirtQueue *vq,
     req->mr_next = NULL;
 }
 
-void virtio_blk_free_request(VirtIOBlockReq *req)
-{
-    g_free(req);
-}
-
 void virtio_blk_req_complete(VirtIOBlockReq *req, unsigned char status)
 {
     VirtIOBlock *s = req->dev;
@@ -93,7 +88,7 @@ static int virtio_blk_handle_rw_error(VirtIOBlockReq *req, 
int error,
         if (acct_failed) {
             block_acct_failed(blk_get_stats(s->blk), &req->acct);
         }
-        virtio_blk_free_request(req);
+        g_free(req);
     }
 
     blk_error_action(s->blk, action, is_read, error);
@@ -136,7 +131,7 @@ static void virtio_blk_rw_complete(void *opaque, int ret)
 
         virtio_blk_req_complete(req, VIRTIO_BLK_S_OK);
         block_acct_done(blk_get_stats(s->blk), &req->acct);
-        virtio_blk_free_request(req);
+        g_free(req);
     }
 }
 
@@ -151,7 +146,7 @@ static void virtio_blk_flush_complete(void *opaque, int ret)
 
     virtio_blk_req_complete(req, VIRTIO_BLK_S_OK);
     block_acct_done(blk_get_stats(s->blk), &req->acct);
-    virtio_blk_free_request(req);
+    g_free(req);
 }
 
 static void virtio_blk_discard_write_zeroes_complete(void *opaque, int ret)
@@ -169,7 +164,7 @@ static void virtio_blk_discard_write_zeroes_complete(void 
*opaque, int ret)
     if (is_write_zeroes) {
         block_acct_done(blk_get_stats(s->blk), &req->acct);
     }
-    virtio_blk_free_request(req);
+    g_free(req);
 }
 
 static VirtIOBlockReq *virtio_blk_get_request(VirtIOBlock *s, VirtQueue *vq)
@@ -214,7 +209,7 @@ static void virtio_blk_handle_scsi(VirtIOBlockReq *req)
 
 fail:
     virtio_blk_req_complete(req, status);
-    virtio_blk_free_request(req);
+    g_free(req);
 }
 
 static inline void submit_requests(VirtIOBlock *s, MultiReqBuffer *mrb,
@@ -612,7 +607,7 @@ static void virtio_blk_zone_report_complete(void *opaque, 
int ret)
 
 out:
     virtio_blk_req_complete(req, err_status);
-    virtio_blk_free_request(req);
+    g_free(req);
     g_free(data->zone_report_data.zones);
     g_free(data);
 }
@@ -661,7 +656,7 @@ static void virtio_blk_handle_zone_report(VirtIOBlockReq 
*req,
     return;
 out:
     virtio_blk_req_complete(req, err_status);
-    virtio_blk_free_request(req);
+    g_free(req);
 }
 
 static void virtio_blk_zone_mgmt_complete(void *opaque, int ret)
@@ -677,7 +672,7 @@ static void virtio_blk_zone_mgmt_complete(void *opaque, int 
ret)
     }
 
     virtio_blk_req_complete(req, err_status);
-    virtio_blk_free_request(req);
+    g_free(req);
 }
 
 static int virtio_blk_handle_zone_mgmt(VirtIOBlockReq *req, BlockZoneOp op)
@@ -719,7 +714,7 @@ static int virtio_blk_handle_zone_mgmt(VirtIOBlockReq *req, 
BlockZoneOp op)
     return 0;
 out:
     virtio_blk_req_complete(req, err_status);
-    virtio_blk_free_request(req);
+    g_free(req);
     return err_status;
 }
 
@@ -750,7 +745,7 @@ static void virtio_blk_zone_append_complete(void *opaque, 
int ret)
 
 out:
     virtio_blk_req_complete(req, err_status);
-    virtio_blk_free_request(req);
+    g_free(req);
     g_free(data);
 }
 
@@ -788,7 +783,7 @@ static int virtio_blk_handle_zone_append(VirtIOBlockReq 
*req,
 
 out:
     virtio_blk_req_complete(req, err_status);
-    virtio_blk_free_request(req);
+    g_free(req);
     return err_status;
 }
 
@@ -855,7 +850,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, 
MultiReqBuffer *mrb)
             virtio_blk_req_complete(req, VIRTIO_BLK_S_IOERR);
             block_acct_invalid(blk_get_stats(s->blk),
                                is_write ? BLOCK_ACCT_WRITE : BLOCK_ACCT_READ);
-            virtio_blk_free_request(req);
+            g_free(req);
             return 0;
         }
 
@@ -911,7 +906,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, 
MultiReqBuffer *mrb)
                               VIRTIO_BLK_ID_BYTES));
         iov_from_buf(in_iov, in_num, 0, serial, size);
         virtio_blk_req_complete(req, VIRTIO_BLK_S_OK);
-        virtio_blk_free_request(req);
+        g_free(req);
         break;
     }
     case VIRTIO_BLK_T_ZONE_APPEND & ~VIRTIO_BLK_T_OUT:
@@ -943,7 +938,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, 
MultiReqBuffer *mrb)
         if (unlikely(!(type & VIRTIO_BLK_T_OUT) ||
                      out_len > sizeof(dwz_hdr))) {
             virtio_blk_req_complete(req, VIRTIO_BLK_S_UNSUPP);
-            virtio_blk_free_request(req);
+            g_free(req);
             return 0;
         }
 
@@ -960,7 +955,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, 
MultiReqBuffer *mrb)
                                                             is_write_zeroes);
         if (err_status != VIRTIO_BLK_S_OK) {
             virtio_blk_req_complete(req, err_status);
-            virtio_blk_free_request(req);
+            g_free(req);
         }
 
         break;
@@ -975,7 +970,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, 
MultiReqBuffer *mrb)
         if (!vbk->handle_unknown_request ||
             !vbk->handle_unknown_request(req, mrb, type)) {
             virtio_blk_req_complete(req, VIRTIO_BLK_S_UNSUPP);
-            virtio_blk_free_request(req);
+            g_free(req);
         }
     }
     }
@@ -998,7 +993,7 @@ void virtio_blk_handle_vq(VirtIOBlock *s, VirtQueue *vq)
         while ((req = virtio_blk_get_request(s, vq))) {
             if (virtio_blk_handle_request(req, &mrb)) {
                 virtqueue_detach_element(req->vq, &req->elem, 0);
-                virtio_blk_free_request(req);
+                g_free(req);
                 break;
             }
         }
@@ -1048,7 +1043,7 @@ static void virtio_blk_dma_restart_bh(void *opaque)
             while (req) {
                 next = req->next;
                 virtqueue_detach_element(req->vq, &req->elem, 0);
-                virtio_blk_free_request(req);
+                g_free(req);
                 req = next;
             }
             break;
@@ -1131,7 +1126,7 @@ static void virtio_blk_reset(VirtIODevice *vdev)
             /* No other threads can access req->vq here */
             virtqueue_detach_element(req->vq, &req->elem, 0);
 
-            virtio_blk_free_request(req);
+            g_free(req);
         }
     }
 
diff --git a/hw/vmapple/virtio-blk.c b/hw/vmapple/virtio-blk.c
index 16928d09685..40b33bbdac5 100644
--- a/hw/vmapple/virtio-blk.c
+++ b/hw/vmapple/virtio-blk.c
@@ -58,7 +58,7 @@ static bool 
vmapple_virtio_blk_handle_unknown_request(VirtIOBlockReq *req,
         qemu_log_mask(LOG_UNIMP, "%s: Barrier requests are currently no-ops\n",
                       __func__);
         virtio_blk_req_complete(req, VIRTIO_BLK_S_OK);
-        virtio_blk_free_request(req);
+        g_free(req);
         return true;
     default:
         return false;
diff --git a/include/hw/virtio/virtio-blk.h b/include/hw/virtio/virtio-blk.h
index 28d5046ea6c..dcb2c89aed5 100644
--- a/include/hw/virtio/virtio-blk.h
+++ b/include/hw/virtio/virtio-blk.h
@@ -109,7 +109,6 @@ typedef struct VirtIOBlkClass {
 } VirtIOBlkClass;
 
 void virtio_blk_handle_vq(VirtIOBlock *s, VirtQueue *vq);
-void virtio_blk_free_request(VirtIOBlockReq *req);
 void virtio_blk_req_complete(VirtIOBlockReq *req, unsigned char status);
 
 #endif
-- 
2.39.3 (Apple Git-145)