linux-kernel - [PATCH] kernel: kprobes: Remove unnecessary ‘0’ values

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Message-Id: <20230711185353.3218-1-zeming@nfschina.com>
Date:   Wed, 12 Jul 2023 02:53:53 +0800
From:   Li zeming <zeming@...china.com>
To:     naveen.n.rao@...ux.ibm.com, anil.s.keshavamurthy@...el.com,
        davem@...emloft.net, mhiramat@...nel.org
Cc:     linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
        Li zeming <zeming@...china.com>
Subject: [PATCH] kernel: kprobes: Remove unnecessary ‘0’ values

it is assigned first, so it does not need to initialize the assignment.

Signed-off-by: Li zeming <zeming@...china.com>
---
 kernel/kprobes.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 00e177de91cc..83e6f76fca04 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1072,7 +1072,7 @@ static int kprobe_ftrace_enabled;
 static int __arm_kprobe_ftrace(struct kprobe *p, struct ftrace_ops *ops,
 			       int *cnt)
 {
-	int ret = 0;
+	int ret;
 
 	lockdep_assert_held(&kprobe_mutex);
 
@@ -1110,7 +1110,7 @@ static int arm_kprobe_ftrace(struct kprobe *p)
 static int __disarm_kprobe_ftrace(struct kprobe *p, struct ftrace_ops *ops,
 				  int *cnt)
 {
-	int ret = 0;
+	int ret;
 
 	lockdep_assert_held(&kprobe_mutex);
 
@@ -2692,7 +2692,7 @@ void kprobe_free_init_mem(void)
 
 static int __init init_kprobes(void)
 {
-	int i, err = 0;
+	int i, err;
 
 	/* FIXME allocate the probe table, currently defined statically */
 	/* initialize all list heads */
-- 
2.18.2