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Message-Id: <20210306132857.17020-1-baijiaju1990@gmail.com>
Date: Sat, 6 Mar 2021 05:28:57 -0800
From: Jia-Ju Bai <baijiaju1990@...il.com>
To: djakov@...nel.org
Cc: linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
Jia-Ju Bai <baijiaju1990@...il.com>
Subject: [PATCH] interconnect: core: fix error return code of icc_link_destroy()
When krealloc() fails and new is NULL, no error return code of
icc_link_destroy() is assigned.
To fix this bug, ret is assigned with -ENOMEM hen new is NULL.
Reported-by: TOTE Robot <oslab@...nghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@...il.com>
---
drivers/interconnect/core.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
index 5ad519c9f239..8a1e70e00876 100644
--- a/drivers/interconnect/core.c
+++ b/drivers/interconnect/core.c
@@ -942,6 +942,8 @@ int icc_link_destroy(struct icc_node *src, struct icc_node *dst)
GFP_KERNEL);
if (new)
src->links = new;
+ else
+ ret = -ENOMEM;
out:
mutex_unlock(&icc_lock);
--
2.17.1
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