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-rw-r--r--drivers/mmc/core/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index cbb23215ad87..f26a5f1d926d 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -995,7 +995,7 @@ void mmc_set_chip_select(struct mmc_host *host, int mode)
*/
static void __mmc_set_clock(struct mmc_host *host, unsigned int hz)
{
- WARN_ON(hz < host->f_min);
+ WARN_ON(hz && hz < host->f_min);
if (hz > host->f_max)
hz = host->f_max;