Prevent to use fixed value (DCMD_SLOT) after it had been determined and saved in a variable (cq_host->dcmd).
Signed-off-by: Alamy Liu <[email protected]> --- drivers/mmc/host/cqhci.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c index 26d63594b7..4cc7863c13 100644 --- a/drivers/mmc/host/cqhci.c +++ b/drivers/mmc/host/cqhci.c @@ -76,7 +76,8 @@ static void setup_trans_desc(struct cqhci_host *cq_host, u8 tag) if (cq_host->link_desc_len > 8) *(link_temp + 8) = 0; - if (tag == DCMD_SLOT && (cq_host->mmc->caps2 & MMC_CAP2_CQE_DCMD)) { + if ((tag == cq_host->dcmd_slot) + && (cq_host->mmc->caps2 & MMC_CAP2_CQE_DCMD)) { *link_temp = CQHCI_VALID(0) | CQHCI_ACT(0) | CQHCI_END(1); return; } @@ -548,9 +549,9 @@ static void cqhci_post_req(struct mmc_host *host, struct mmc_request *mrq) } } -static inline int cqhci_tag(struct mmc_request *mrq) +static inline int cqhci_tag(struct mmc_request *mrq, struct cqhci_host *cq_host) { - return mrq->cmd ? DCMD_SLOT : mrq->tag; + return mrq->cmd ? cq_host->dcmd_slot : mrq->tag; } static int cqhci_request(struct mmc_host *mmc, struct mmc_request *mrq) @@ -558,8 +559,8 @@ static int cqhci_request(struct mmc_host *mmc, struct mmc_request *mrq) int err = 0; u64 data = 0; u64 *task_desc = NULL; - int tag = cqhci_tag(mrq); struct cqhci_host *cq_host = mmc->cqe_private; + int tag = cqhci_tag(mrq, cq_host); unsigned long flags; if (!cq_host->enabled) { @@ -824,7 +825,7 @@ static bool cqhci_timeout(struct mmc_host *mmc, struct mmc_request *mrq, bool *recovery_needed) { struct cqhci_host *cq_host = mmc->cqe_private; - int tag = cqhci_tag(mrq); + int tag = cqhci_tag(mrq, cq_host); struct cqhci_slot *slot = &cq_host->slot[tag]; unsigned long flags; bool timed_out; -- 2.17.1
