From: Guennadi Liakhovetski <lg@denx.de>
Date: Thu, 5 Jun 2008 09:43:14 +0000 (+0100)
Subject: [ARM] 5077/1: spi: fix list scan success verification in PXA ssp driver
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=a4aff2233786640c10b178ad78d4dd7e375f1955;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[ARM] 5077/1: spi: fix list scan success verification in PXA ssp driver

The list search success check in arch/arm/mach-pxa/ssp.c is wrong: for
example, it didn't recognise failure for me when I requested port 0.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Acked-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c
index 00af7f2fed66..0bb31982fb6f 100644
--- a/arch/arm/mach-pxa/ssp.c
+++ b/arch/arm/mach-pxa/ssp.c
@@ -330,7 +330,7 @@ struct ssp_device *ssp_request(int port, const char *label)
 
 	mutex_unlock(&ssp_lock);
 
-	if (ssp->port_id != port)
+	if (&ssp->node == &ssp_list)
 		return NULL;
 
 	return ssp;