From 6e5aec3b1068ae9b1dcf4c54c20033616d5a0979 Mon Sep 17 00:00:00 2001
From: queyanwen <queyanwen@huawei.com>
Date: Thu, 12 Oct 2023 11:31:11 +0800
Subject: [PATCH] =?UTF-8?q?bug=E4=BF=AE=E5=A4=8D=EF=BC=8Csizeof=E7=94=A8?=
 =?UTF-8?q?=E6=B3=95=E9=94=99=E8=AF=AF?=
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---
 pwrapis/src/cpuservice.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pwrapis/src/cpuservice.c b/pwrapis/src/cpuservice.c
index feb03e7..b2ff411 100644
--- a/pwrapis/src/cpuservice.c
+++ b/pwrapis/src/cpuservice.c
@@ -466,16 +466,17 @@ static int GovernorSet(char *gov, char (*policys)[PWR_MAX_ELEMENT_NAME_LEN], int
             return PWR_ERR_INVALIDE_PARAM;
         }
     }
-    char *govInfo = malloc(strlen(gov) + PWR_MAX_NAME_LEN);
+    int buffLen = PWR_MAX_NAME_LEN + strlen(gov);
+    char *govInfo = malloc(buffLen);
     if (govInfo == NULL) {
         Logger(ERROR, MD_NM_SVR_CPU, "Malloc failed.");
         return 1;
     }
-    bzero(govInfo, sizeof(strlen(gov) + PWR_MAX_NAME_LEN));
+    bzero(govInfo, buffLen);
     static const char s1[] = "/sys/devices/system/cpu/cpufreq/";
     static const char s2[] = "/scaling_governor";
     for (i = 0; i < (*poNum); i++) {
-        StrCopy(govInfo, s1, strlen(gov) + PWR_MAX_NAME_LEN);
+        StrCopy(govInfo, s1, buffLen);
         strncat(govInfo, policys[i], strlen(policys[i]));
         strncat(govInfo, s2, strlen(s2));
         int ret = WriteFile(govInfo, gov, strlen(gov));
-- 
Gitee