1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index f7b9aff88f4a..8eb094c1f61b 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -50,6 +50,7 @@
 #include <linux/list.h>
 #include <linux/dmaengine.h>
 #include <linux/scatterlist.h>
+#include <linux/slab.h>
 
 #ifdef CONFIG_SUPERH
 #include <asm/sh_bios.h>
@@ -779,10 +780,6 @@ static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr)
         if ((ssr_status & SCxSR_BRK(port)) && err_enabled)
                 ret = sci_br_interrupt(irq, ptr);
 
-        WARN_ONCE(ret == IRQ_NONE,
-                  "%s: %d IRQ %d, status %x, control %x\n", __func__,
-                  irq, port->line, ssr_status, scr_status);
-
         return ret;
 }