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Groups > linux.kernel > #1698557

[PATCH V2 12/12] spmi: pmic-arb: Remove checking opc value not less than 0

From Kiran Gunda <kgunda@codeaurora.org>
Newsgroups linux.kernel
Subject [PATCH V2 12/12] spmi: pmic-arb: Remove checking opc value not less than 0
Date 2017-07-28 09:20 +0200
Message-ID <u87J2-CM-43@gated-at.bofh.it> (permalink)
References <u87IZ-CM-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Fenglin Wu <fenglinw@codeaurora.org>

The opc parameter in pmic_arb_write_cmd() function is defined with type
u8 and it's always greater than or equal to 0. Checking that it's not
less than 0 is redundant and it can cause a forbidden warning during
compilation. Remove the check.

Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>
Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
---
 drivers/spmi/spmi-pmic-arb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c
index 3f46445..ca9bdd3 100644
--- a/drivers/spmi/spmi-pmic-arb.c
+++ b/drivers/spmi/spmi-pmic-arb.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2015, 2017, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and
@@ -419,7 +419,7 @@ static int pmic_arb_write_cmd(struct spmi_controller *ctrl, u8 opc, u8 sid,
 	/* Check the opcode */
 	if (opc >= 0x40 && opc <= 0x5F)
 		opc = PMIC_ARB_OP_WRITE;
-	else if (opc >= 0x00 && opc <= 0x0F)
+	else if (opc <= 0x0F)
 		opc = PMIC_ARB_OP_EXT_WRITE;
 	else if (opc >= 0x30 && opc <= 0x37)
 		opc = PMIC_ARB_OP_EXT_WRITEL;
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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Thread

[PATCH V2 00/12]: spmi: pmic-arb: Support for HW v5 and other fixes Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 04/12] spmi: pmic-arb: optimize qpnpint_irq_set_type function Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 06/12] spmi: pmic-arb: replace the writel_relaxed with __raw_writel Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 03/12] spmi: pmic-arb: clean up pmic_arb_find_apid function Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 01/12] spmi: pmic-arb: remove the read/write access checks Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 11/12] spmi: pmic-arb: add support for HW version 5 Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 05/12] spmi: pmic-arb: fix memory allocation for mapping_table Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200
  [PATCH V2 12/12] spmi: pmic-arb: Remove checking opc value not less than 0 Kiran Gunda <kgunda@codeaurora.org> - 2017-07-28 09:20 +0200

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