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From: jbrunet@baylibre.com (Jerome Brunet)
To: linus-amlogic@lists.infradead.org
Subject: [PATCH] clk: meson: fix SET_PARM macro
Date: Tue, 28 Feb 2017 10:30:16 +0100	[thread overview]
Message-ID: <20170228093016.5624-1-jbrunet@baylibre.com> (raw)

parameter val is not enclosed in parenthesis which is buggy when given an
expression instead of a simple value

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
 drivers/clk/meson/clkc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/meson/clkc.h b/drivers/clk/meson/clkc.h
index 9bb70e7a7d6a..c6be77dd8694 100644
--- a/drivers/clk/meson/clkc.h
+++ b/drivers/clk/meson/clkc.h
@@ -25,7 +25,7 @@
 #define PARM_GET(width, shift, reg)					\
 	(((reg) & SETPMASK(width, shift)) >> (shift))
 #define PARM_SET(width, shift, reg, val)				\
-	(((reg) & CLRPMASK(width, shift)) | (val << (shift)))
+	(((reg) & CLRPMASK(width, shift)) | ((val) << (shift)))
 
 #define MESON_PARM_APPLICABLE(p)		(!!((p)->width))
 
-- 
2.9.3

             reply	other threads:[~2017-02-28  9:30 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-28  9:30 Jerome Brunet [this message]
2017-02-28 18:04 ` Kevin Hilman
2017-02-28 21:26 ` Stephen Boyd
2017-02-28 21:41   ` Jerome Brunet
2017-03-01 19:03     ` Stephen Boyd

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