The sdhci_omap_runtime_suspend() calls sdhci_runtime_suspend_host() but does not handle the return value. A proper implementation can be found in sdhci_am654_runtime_suspend().
Add error handling for sdhci_runtime_suspend_host(). Return the error code if the suspend fails.
Fixes: 51189eb9ddc8 ("mmc: sdhci-omap: Fix a lockdep warning for PM runtime init") Cc: stable@vger.kernel.org # 5.19 Signed-off-by: Wentao Liang vulab@iscas.ac.cn --- v2: Fix code error.
drivers/mmc/host/sdhci-omap.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index 54d795205fb4..f09f78cf244d 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -1438,12 +1438,16 @@ static int __maybe_unused sdhci_omap_runtime_suspend(struct device *dev) struct sdhci_host *host = dev_get_drvdata(dev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); struct sdhci_omap_host *omap_host = sdhci_pltfm_priv(pltfm_host); + int ret;
if (host->tuning_mode != SDHCI_TUNING_MODE_3) mmc_retune_needed(host->mmc);
- if (omap_host->con != -EINVAL) - sdhci_runtime_suspend_host(host); + if (omap_host->con != -EINVAL) { + ret = sdhci_runtime_suspend_host(host); + if (ret) + return ret; + }
sdhci_omap_context_save(omap_host);