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Merge pull request #6583 from mxgsgtc/bugfix-remove-sdcard-blockdev

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[components/sdio] bugfix: remove sdcard block dev may cause a infinite loop.
This commit is contained in:
Bernard Xiong
2022-11-03 23:29:45 +08:00
committed by GitHub
parent fb10694b16 e663d2d870
commit 20207fbcd4
1 changed files with 12 additions and 0 deletions
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components/drivers/sdio/block_dev.c
+12
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@@ -505,6 +505,18 @@ void rt_mmcsd_blk_remove(struct rt_mmcsd_card *card)
rt_list_t *l, *n;
struct mmcsd_blk_device *blk_dev;
if(card == RT_NULL)
{
LOG_E("card is null!");
return;
}
if(rt_list_isempty(&card->blk_devices))
{
LOG_E("card blk_devices is empty!");
return;
}
for (l = (&card->blk_devices)->next, n = l->next; l != &card->blk_devices; l = n, n=n->next)
{
blk_dev = (struct mmcsd_blk_device *)rt_list_entry(l, struct mmcsd_blk_device, list);