4 files changed, 17 insertions, 9 deletions

diff --git a/drivers/misc/genwqe/card_dev.c b/drivers/misc/genwqe/card_dev.c
index 8f8a6b327cdb..2c2c9cc75231 100644
--- a/drivers/misc/genwqe/card_dev.c
+++ b/drivers/misc/genwqe/card_dev.c
@@ -787,6 +787,7 @@ static int genwqe_pin_mem(struct genwqe_file *cfile, struct genwqe_mem *m)
         if (rc != 0) {
                 dev_err(&pci_dev->dev,
                         "[%s] genwqe_user_vmap rc=%d\n", __func__, rc);
+                kfree(dma_map);
                 return rc;
         }
 
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index 1ee2b9492a82..9b809cfc2899 100644
--- a/drivers/misc/mei/client.c
+++ b/drivers/misc/mei/client.c
@@ -908,7 +908,6 @@ void mei_cl_all_disconnect(struct mei_device *dev)
         list_for_each_entry_safe(cl, next, &dev->file_list, link) {
                 cl->state = MEI_FILE_DISCONNECTED;
                 cl->mei_flow_ctrl_creds = 0;
-                cl->read_cb = NULL;
                 cl->timer_count = 0;
         }
 }
@@ -942,8 +941,16 @@ void mei_cl_all_wakeup(struct mei_device *dev)
 void mei_cl_all_write_clear(struct mei_device *dev)
 {
         struct mei_cl_cb *cb, *next;
+        struct list_head *list;
 
-        list_for_each_entry_safe(cb, next, &dev->write_list.list, list) {
+        list = &dev->write_list.list;
+        list_for_each_entry_safe(cb, next, list, list) {
+                list_del(&cb->list);
+                mei_io_cb_free(cb);
+        }
+
+        list = &dev->write_waiting_list.list;
+        list_for_each_entry_safe(cb, next, list, list) {
                 list_del(&cb->list);
                 mei_io_cb_free(cb);
         }
diff --git a/drivers/misc/mic/host/mic_virtio.c b/drivers/misc/mic/host/mic_virtio.c
index 752ff873f891..7e1ef0ebbb80 100644
--- a/drivers/misc/mic/host/mic_virtio.c
+++ b/drivers/misc/mic/host/mic_virtio.c
@@ -156,7 +156,8 @@ static int mic_vringh_copy(struct mic_vdev *mvdev, struct vringh_kiov *iov,
 static int _mic_virtio_copy(struct mic_vdev *mvdev,
         struct mic_copy_desc *copy)
 {
-        int ret = 0, iovcnt = copy->iovcnt;
+        int ret = 0;
+        u32 iovcnt = copy->iovcnt;
         struct iovec iov;
         struct iovec __user *u_iov = copy->iov;
         void __user *ubuf = NULL;
diff --git a/drivers/misc/sgi-gru/grukdump.c b/drivers/misc/sgi-gru/grukdump.c
index 9b2062d17327..2bef3f76032a 100644
--- a/drivers/misc/sgi-gru/grukdump.c
+++ b/drivers/misc/sgi-gru/grukdump.c
@@ -139,8 +139,11 @@ static int gru_dump_context(struct gru_state *gru, int ctxnum,
 
         ubuf += sizeof(hdr);
         ubufcch = ubuf;
-        if (gru_user_copy_handle(&ubuf, cch))
-                goto fail;
+        if (gru_user_copy_handle(&ubuf, cch)) {
+                if (cch_locked)
+                        unlock_cch_handle(cch);
+                return -EFAULT;
+        }
         if (cch_locked)
                 ubufcch->delresp = 0;
         bytes = sizeof(hdr) + GRU_CACHE_LINE_BYTES;
@@ -179,10 +182,6 @@ static int gru_dump_context(struct gru_state *gru, int ctxnum,
                 ret = -EFAULT;
 
         return ret ? ret : bytes;
-
-fail:
-        unlock_cch_handle(cch);
-        return -EFAULT;
 }
 
 int gru_dump_chiplet_request(unsigned long arg)