[PATCH v2 2/3] tpm_tis: Use platform_get_irq

[Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>]

Replace the open coded IORESOURCE_IRQ with platform_get_irq, which
supports more cases.

Fixes: 00194826e6be ("tpm_tis: Clean up the force=1 module parameter")
Tested-by: Jerry Snitselaar <jsnitsel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Signed-off-by: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
---
 drivers/char/tpm/tpm_tis.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index 56ce2bb1916693..1807b284326b88 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -332,10 +332,8 @@ static int tpm_tis_plat_probe(struct platform_device *pdev)
 	}
 	tpm_info.res = *res;
 
-	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-	if (res) {
-		tpm_info.irq = res->start;
-	} else {
+	tpm_info.irq = platform_get_irq(pdev, 0);
+	if (tpm_info.irq <= 0) {
 		if (pdev != force_pdev)
 			tpm_info.irq = -1;
 		else
-- 
2.7.4


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