linux-kernel - [PATCH] cpupower: Fixing memory leaks

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Message-Id: <20241121133212.6809-1-liujing@cmss.chinamobile.com>
Date: Thu, 21 Nov 2024 21:32:12 +0800
From: liujing <liujing@...s.chinamobile.com>
To: trenn@...e.com,
	shuah@...nel.org,
	jwyatt@...hat.com,
	jkacur@...hat.com
Cc: linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	liujing <liujing@...s.chinamobile.com>
Subject: [PATCH] cpupower: Fixing memory leaks

If execlp fails, page memory is not freed, so fix it.

Signed-off-by: liujing <liujing@...s.chinamobile.com>

diff --git a/tools/power/cpupower/utils/cpupower.c b/tools/power/cpupower/utils/cpupower.c
index 9ec973165af1..36d486199630 100644
--- a/tools/power/cpupower/utils/cpupower.c
+++ b/tools/power/cpupower/utils/cpupower.c
@@ -98,7 +98,7 @@ static int print_man_page(const char *subpage)
 	}
 
 	execlp("man", "man", page, NULL);
-
+	free(page);
 	/* should not be reached */
 	return -EINVAL;
 }
-- 
2.27.0