libs/rt-thread-official
libs
/
rt-thread-official
mirror of https://github.com/RT-Thread/rt-thread.git
4
0
Fork 0
Code Issues Releases Wiki Activity

[components][drivers]sdio 给局部指针变量赋初值,修复潜在问题

This commit is contained in:
tangyuxin 2018-06-26 11:09:13 +08:00
parent 6ecdfca2cd
commit f850a2dd33
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
components/drivers/sdio/mmc.c
View File

@ -412,12 +412,12 @@ static rt_err_t mmc_set_card_addr(struct rt_mmcsd_host *host, rt_uint32_t rca)
static rt_int32_t mmcsd_mmc_init_card(struct rt_mmcsd_host *host, static rt_int32_t mmcsd_mmc_init_card(struct rt_mmcsd_host *host,
rt_uint32_t ocr) rt_uint32_t ocr)
{ {
struct rt_mmcsd_card *card;
rt_int32_t err; rt_int32_t err;
rt_uint32_t resp[4]; rt_uint32_t resp[4];
rt_uint32_t rocr; rt_uint32_t rocr;
rt_uint32_t max_data_rate; rt_uint32_t max_data_rate;
rt_uint8_t *ext_csd = RT_NULL; rt_uint8_t *ext_csd = RT_NULL;
struct rt_mmcsd_card *card = RT_NULL;
mmcsd_go_idle(host); mmcsd_go_idle(host);