The WARN_ON() macro takes a condition, not a warning message. I've changed this to use WARN(1, "msg... Fixes: ea8fc5953e8b ("mmc: tegra: update hw tuning process") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> --- drivers/mmc/host/sdhci-tegra.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index f608417ae967..10d7aaf68bab 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -865,7 +865,7 @@ static void tegra_sdhci_tap_correction(struct sdhci_host *host, u8 thd_up, } if (!first_fail) { - WARN_ON("no edge detected, continue with hw tuned delay.\n"); + WARN(1, "no edge detected, continue with hw tuned delay.\n"); } else if (first_pass) { /* set tap location at fixed tap relative to the first edge */ edge1 = first_fail_tap + (first_pass_tap - first_fail_tap) / 2; -- 2.20.1