Hi Micky,
FYI, there are coccinelle warnings in
tree: git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc.git mmc-next
head: 370aede6a18a41e01f2668108d847b598443fbc0
commit: c42deffd5b53c9e583d83c7964854ede2f12410d [26/64] mmc: rtsx: add support
for pre_req and post_req
>> drivers/mmc/host/rtsx_pci_sdmmc.c:504:6-11: ERROR: cmd is NULL but
>> dereferenced.
git remote add mmc git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc.git
git remote update mmc
git checkout c42deffd5b53c9e583d83c7964854ede2f12410d
vim +504 drivers/mmc/host/rtsx_pci_sdmmc.c
c42deffd Micky Ching 2014-02-17 488 if (cmd == host->mrq->sbc) {
c42deffd Micky Ching 2014-02-17 489 sd_send_cmd(host,
host->mrq->cmd);
c42deffd Micky Ching 2014-02-17 490
spin_unlock_irqrestore(&host->lock, flags);
c42deffd Micky Ching 2014-02-17 491 return;
c42deffd Micky Ching 2014-02-17 492 }
c42deffd Micky Ching 2014-02-17 493
c42deffd Micky Ching 2014-02-17 494 if (cmd == host->mrq->stop)
c42deffd Micky Ching 2014-02-17 495 goto out;
c42deffd Micky Ching 2014-02-17 496
c42deffd Micky Ching 2014-02-17 497 if (cmd->data) {
c42deffd Micky Ching 2014-02-17 498 sd_start_multi_rw(host,
host->mrq);
c42deffd Micky Ching 2014-02-17 499
spin_unlock_irqrestore(&host->lock, flags);
c42deffd Micky Ching 2014-02-17 500 return;
c42deffd Micky Ching 2014-02-17 501 }
c42deffd Micky Ching 2014-02-17 502
ff984e57 Wei WANG 2012-10-29 503 out:
ff984e57 Wei WANG 2012-10-29 @504 cmd->error = err;
1b8055b4 Wei WANG 2013-08-21 505
c42deffd Micky Ching 2014-02-17 506 tasklet_schedule(&host->finish_tasklet);
c42deffd Micky Ching 2014-02-17 507 spin_unlock_irqrestore(&host->lock,
flags);
c42deffd Micky Ching 2014-02-17 508 }
c42deffd Micky Ching 2014-02-17 509
c42deffd Micky Ching 2014-02-17 510 static int sd_pre_dma_transfer(struct
realtek_pci_sdmmc *host,
c42deffd Micky Ching 2014-02-17 511 struct mmc_data *data,
struct realtek_next *next)
c42deffd Micky Ching 2014-02-17 512 {
---
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