fix kernel and framework no cast type error

3 files changed, 26 insertions, 26 deletions

diff --git a/components/drivers/src/pipe.c b/components/drivers/src/pipe.c
index 16fb82dbfb..b682c351ad 100644
--- a/components/drivers/src/pipe.c
+++ b/components/drivers/src/pipe.c
@@ -425,7 +425,7 @@ rt_pipe_t *rt_pipe_create(const char *name, int bufsz)
     rt_pipe_t *pipe;
     rt_device_t dev;
 
-    pipe = rt_malloc(sizeof(rt_pipe_t));
+    pipe = (rt_pipe_t *)rt_malloc(sizeof(rt_pipe_t));
     if (pipe == RT_NULL) return RT_NULL;
 
     rt_memset(pipe, 0, sizeof(rt_pipe_t));
diff --git a/components/drivers/src/ringblk_buf.c b/components/drivers/src/ringblk_buf.c
index 74ced674fe..86e812cd4c 100644
--- a/components/drivers/src/ringblk_buf.c
+++ b/components/drivers/src/ringblk_buf.c
@@ -134,16 +134,16 @@ rt_rbb_blk_t rt_rbb_blk_alloc(rt_rbb_t rbb, rt_size_t blk_size)
 {
     rt_base_t level;
     rt_size_t empty1 = 0, empty2 = 0;
-    rt_rbb_blk_t head, tail, new = NULL;
+    rt_rbb_blk_t head, tail, new_rbb = NULL;
 
     RT_ASSERT(rbb);
     RT_ASSERT(blk_size < (1L << 24));
 
     level = rt_hw_interrupt_disable();
 
-    new = find_empty_blk_in_set(rbb);
+    new_rbb = find_empty_blk_in_set(rbb);
 
-    if (rt_slist_len(&rbb->blk_list) < rbb->blk_max_num && new)
+    if (rt_slist_len(&rbb->blk_list) < rbb->blk_max_num && new_rbb)
     {
         if (rt_slist_len(&rbb->blk_list) > 0)
         {
@@ -163,22 +163,22 @@ rt_rbb_blk_t rt_rbb_blk_alloc(rt_rbb_t rbb, rt_size_t blk_size)
 
                 if (empty1 >= blk_size)
                 {
-                    rt_slist_append(&rbb->blk_list, &new->list);
-                    new->status = RT_RBB_BLK_INITED;
-                    new->buf = tail->buf + tail->size;
-                    new->size = blk_size;
+                    rt_slist_append(&rbb->blk_list, &new_rbb->list);
+                    new_rbb->status = RT_RBB_BLK_INITED;
+                    new_rbb->buf = tail->buf + tail->size;
+                    new_rbb->size = blk_size;
                 }
                 else if (empty2 >= blk_size)
                 {
-                    rt_slist_append(&rbb->blk_list, &new->list);
-                    new->status = RT_RBB_BLK_INITED;
-                    new->buf = rbb->buf;
-                    new->size = blk_size;
+                    rt_slist_append(&rbb->blk_list, &new_rbb->list);
+                    new_rbb->status = RT_RBB_BLK_INITED;
+                    new_rbb->buf = rbb->buf;
+                    new_rbb->size = blk_size;
                 }
                 else
                 {
                     /* no space */
-                    new = NULL;
+                    new_rbb = NULL;
                 }
             }
             else
@@ -194,35 +194,35 @@ rt_rbb_blk_t rt_rbb_blk_alloc(rt_rbb_t rbb, rt_size_t blk_size)
 
                 if (empty1 >= blk_size)
                 {
-                    rt_slist_append(&rbb->blk_list, &new->list);
-                    new->status = RT_RBB_BLK_INITED;
-                    new->buf = tail->buf + tail->size;
-                    new->size = blk_size;
+                    rt_slist_append(&rbb->blk_list, &new_rbb->list);
+                    new_rbb->status = RT_RBB_BLK_INITED;
+                    new_rbb->buf = tail->buf + tail->size;
+                    new_rbb->size = blk_size;
                 }
                 else
                 {
                     /* no space */
-                    new = NULL;
+                    new_rbb = NULL;
                 }
             }
         }
         else
         {
             /* the list is empty */
-            rt_slist_append(&rbb->blk_list, &new->list);
-            new->status = RT_RBB_BLK_INITED;
-            new->buf = rbb->buf;
-            new->size = blk_size;
+            rt_slist_append(&rbb->blk_list, &new_rbb->list);
+            new_rbb->status = RT_RBB_BLK_INITED;
+            new_rbb->buf = rbb->buf;
+            new_rbb->size = blk_size;
         }
     }
     else
     {
-        new = NULL;
+        new_rbb = NULL;
     }
 
     rt_hw_interrupt_enable(level);
 
-    return new;
+    return new_rbb;
 }
 RTM_EXPORT(rt_rbb_blk_alloc);
 
diff --git a/components/drivers/src/ringbuffer.c b/components/drivers/src/ringbuffer.c
index 0acdbbd38c..c6a491a7cc 100644
--- a/components/drivers/src/ringbuffer.c
+++ b/components/drivers/src/ringbuffer.c
@@ -332,11 +332,11 @@ struct rt_ringbuffer* rt_ringbuffer_create(rt_uint16_t size)
 
     size = RT_ALIGN_DOWN(size, RT_ALIGN_SIZE);
 
-    rb = rt_malloc(sizeof(struct rt_ringbuffer));
+    rb = (struct rt_ringbuffer *)rt_malloc(sizeof(struct rt_ringbuffer));
     if (rb == RT_NULL)
         goto exit;
 
-    pool = rt_malloc(size);
+    pool = (rt_uint8_t *)rt_malloc(size);
     if (pool == RT_NULL)
     {
         rt_free(rb);