linux-kernel - [tip:x86/cache] x86/intel_rdt: Remove redundant ternary operator on return

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Message-ID: <tip-5707b46a4206be2068444eb6b514a1ee070651c8@git.kernel.org>
Date:   Wed, 16 Aug 2017 07:24:54 -0700
From:   tip-bot for Colin Ian King <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     colin.king@...onical.com, linux-kernel@...r.kernel.org,
        vikas.shivappa@...ux.intel.com, hpa@...or.com, tglx@...utronix.de,
        mingo@...nel.org, fenghua.yu@...el.com
Subject: [tip:x86/cache] x86/intel_rdt: Remove redundant ternary operator on
 return

Commit-ID:  5707b46a4206be2068444eb6b514a1ee070651c8
Gitweb:     http://git.kernel.org/tip/5707b46a4206be2068444eb6b514a1ee070651c8
Author:     Colin Ian King <colin.king@...onical.com>
AuthorDate: Tue, 8 Aug 2017 10:28:59 +0100
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Wed, 16 Aug 2017 16:20:55 +0200

x86/intel_rdt: Remove redundant ternary operator on return

The use of the ternary operator is redundant as ret can never be
non-zero at that point. Instead, just return nbytes.

Detected by CoverityScan, CID#1452658 ("Logically dead code")

Signed-off-by: Colin Ian King <colin.king@...onical.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Vikas Shivappa <vikas.shivappa@...ux.intel.com>
Cc: Fenghua Yu <fenghua.yu@...el.com>
Cc: kernel-janitors@...r.kernel.org
Link: http://lkml.kernel.org/r/20170808092859.13021-1-colin.king@canonical.com
---
 arch/x86/kernel/cpu/intel_rdt_rdtgroup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
index b529f93..a869d4a 100644
--- a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
+++ b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
@@ -680,7 +680,7 @@ static ssize_t max_threshold_occ_write(struct kernfs_open_file *of,
 
 	intel_cqm_threshold = bytes / r->mon_scale;
 
-	return ret ?: nbytes;
+	return nbytes;
 }
 
 /* rdtgroup information files for one cache resource. */