From 1f0c380a424b032b099a939099774639611b847a Mon Sep 17 00:00:00 2001
From: lixing <lixing141@huawei.com>
Date: Fri, 25 Apr 2025 14:25:04 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E9=95=BF=E5=BA=A6=E7=9A=84?=
 =?UTF-8?q?=E6=A0=A1=E9=AA=8C=EF=BC=8C=E6=8C=91=E5=8D=955.1=20Signed-off-b?=
 =?UTF-8?q?y:lixing=20<lixing141@huawei.com>?=
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Signed-off-by: lixing <lixing141@huawei.com>
---
 src/libbpf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libbpf.c b/src/libbpf.c
index b791bd0..d7e730b 100644
--- a/src/libbpf.c
+++ b/src/libbpf.c
@@ -1900,7 +1900,7 @@ static int set_kcfg_value_str(struct extern_desc *ext, char *ext_val,
 	}
 
 	len = strlen(value);
-	if (value[len - 1] != '"') {
+	if (len < 2 || value[len - 1] != '"') {
 		pr_warn("extern (kcfg) '%s': invalid string config '%s'\n",
 			ext->name, value);
 		return -EINVAL;
-- 
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