diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index a2aa860956efb44085a766d76b9c7c1e98cc7992..22050525be84910733802a70543b309b26e3906d 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -2355,7 +2355,13 @@ int mmc_suspend_host(struct mmc_host *host) cancel_delayed_work(&host->disable); cancel_delayed_work(&host->detect); mmc_flush_scheduled_work(); - err = mmc_cache_ctrl(host, 0); + if (mmc_try_claim_host(host)) { + err = mmc_cache_ctrl(host, 0); + mmc_do_release_host(host); + } else { + err = -EBUSY; + } + if (err) goto out;