[Components][SDIO]修复脏值调用

2018-10-12 11:22:05 +08:00 · 2018-10-12 11:22:05 +08:00 · e00364c5e4
parent 33cb916ff7
commit e00364c5e4
1 changed files with 1 additions and 1 deletions
--- a/components/drivers/sdio/sdio.c
+++ b/components/drivers/sdio/sdio.c
@ -317,7 +317,7 @@ rt_uint8_t sdio_io_readb(struct rt_sdio_function *func,
                         rt_uint32_t              reg,
                         rt_int32_t              *err)
 {
-    rt_uint8_t data;
+    rt_uint8_t data = 0;
    rt_int32_t ret;

    ret = sdio_io_rw_direct(func->card, 0, func->num, reg, &data, 0);