linux-kernel - [PATCH 5/5] x86/unwind/orc: delete dead write in __orc

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Message-Id: <20220311144312.88466-5-adobriyan@gmail.com>
Date:   Fri, 11 Mar 2022 17:43:12 +0300
From:   Alexey Dobriyan <adobriyan@...il.com>
To:     x86@...nel.org
Cc:     tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        dave.hansen@...ux.intel.com, hpa@...or.com,
        linux-kernel@...r.kernel.org, adobriyan@...il.com
Subject: [PATCH 5/5] x86/unwind/orc: delete dead write in __orc_find()

Also move "mid" variable to the innermost scope and delete useless
parenthesis while I'm at it.

Signed-off-by: Alexey Dobriyan (CloudLinux) <adobriyan@...il.com>
---
 arch/x86/kernel/unwind_orc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index 2de3c8c5eba9..d38125ea1bf6 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -35,7 +35,7 @@ static struct orc_entry *__orc_find(int *ip_table, struct orc_entry *u_table,
 {
 	int *first = ip_table;
 	int *last = ip_table + num_entries - 1;
-	int *mid = first, *found = first;
+	int *found = first;
 
 	if (!num_entries)
 		return NULL;
@@ -47,7 +47,7 @@ static struct orc_entry *__orc_find(int *ip_table, struct orc_entry *u_table,
 	 * ignored when they conflict with a real entry.
 	 */
 	while (first <= last) {
-		mid = first + ((last - first) / 2);
+		int *mid = first + (last - first) / 2;
 
 		if (orc_ip(mid) <= ip) {
 			found = mid;
-- 
2.34.1