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Message-Id: <1413836408-29723-1-git-send-email-soren.brinkmann@xilinx.com>
Date: Mon, 20 Oct 2014 13:20:08 -0700
From: Soren Brinkmann <soren.brinkmann@...inx.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
Soren Brinkmann <soren.brinkmann@...inx.com>
Subject: [PATCH] staging: clocking-wizard: Contain macro argument in parenthesis
A macro doing some arithmetic to calculate a register offset, did not
contain an argument to the macro in parentheses, potentially leading to
unexpected results when using that macro with arithmetic expressions as
argument.
Signed-off-by: Soren Brinkmann <soren.brinkmann@...inx.com>
---
drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c b/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c
index b8d89525bffd..7202d8e889aa 100644
--- a/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c
+++ b/drivers/staging/clocking-wizard/clk-xlnx-clock-wizard.c
@@ -29,7 +29,7 @@
#define WZRD_NUM_OUTPUTS 7
#define WZRD_ACLK_MAX_FREQ 250000000UL
-#define WZRD_CLK_CFG_REG(n) (0x200 + 4 * n)
+#define WZRD_CLK_CFG_REG(n) (0x200 + 4 * (n))
#define WZRD_CLkOUT0_FRAC_EN BIT(18)
#define WZRD_CLkFBOUT_FRAC_EN BIT(26)
--
2.1.2.1.g5e69ed6
--
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