[PATCH] tty: serial: sh-sci: Fix sleeping in atomic context

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Fix sleeping in atomic context warning as reported by the Smatch static
checker tool by replacing disable_irq->disable_irq_nosync.

Reported by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Fixes: 8749061be196 ("tty: serial: sh-sci: Add RZ/G2L SCIFA DMA tx support")
Cc: stable@xxxxxxxxxx
Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
 drivers/tty/serial/sh-sci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index 7c9457962a3d..8b7a42e05d6d 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -590,7 +590,7 @@ static void sci_start_tx(struct uart_port *port)
 	    dma_submit_error(s->cookie_tx)) {
 		if (s->cfg->regtype == SCIx_RZ_SCIFA_REGTYPE)
 			/* Switch irq from SCIF to DMA */
-			disable_irq(s->irqs[SCIx_TXI_IRQ]);
+			disable_irq_nosync(s->irqs[SCIx_TXI_IRQ]);
 
 		s->cookie_tx = 0;
 		schedule_work(&s->work_tx);
-- 
2.25.1




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