spi: mpc52xx: Replace NO_IRQ by 0

NO_IRQ is used to check the return of irq_of_parse_and_map().

On some architecture NO_IRQ is 0, on other architectures it is -1.

irq_of_parse_and_map() returns 0 on error, independent of NO_IRQ.

So use 0 instead of using NO_IRQ.

Signed-off-by: Christophe Leroy <[email protected]>
Link: https://lore.kernel.org/r/f41e09d710879726eacb98daedf16d0847303b9b.1665034444.git.christophe.leroy@csgroup.eu
Signed-off-by: Mark Brown <[email protected]>

Author: chleroy

drivers/spi/spi-mpc52xx.c

@@ -151,7 +151,7 @@ mpc52xx_spi_fsmstate_idle(int irq, struct mpc52xx_spi *ms, u8 status, u8 data)
 	int spr, sppr;
 	u8 ctrl1;
 
-	if (status && (irq != NO_IRQ))
+	if (status && irq)
 		dev_err(&ms->master->dev, "spurious irq, status=0x%.2x\n",
 			status);