* [PATCH AUTOSEL 6.1 08/10] kunit: alloc_string_stream_fragment error handling bug fix
[not found] <20230103183934.2022663-1-sashal@kernel.org>
@ 2023-01-03 18:39 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2023-01-03 18:39 UTC (permalink / raw)
To: linux-kernel, stable
Cc: YoungJun.park, David Gow, Shuah Khan, Sasha Levin,
linux-kselftest, kunit-dev
From: "YoungJun.park" <her0gyugyu@gmail.com>
[ Upstream commit 93ef83050e597634d2c7dc838a28caf5137b9404 ]
When it fails to allocate fragment, it does not free and return error.
And check the pointer inappropriately.
Fixed merge conflicts with
commit 618887768bb7 ("kunit: update NULL vs IS_ERR() tests")
Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: YoungJun.park <her0gyugyu@gmail.com>
Reviewed-by: David Gow <davidgow@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
lib/kunit/string-stream.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/kunit/string-stream.c b/lib/kunit/string-stream.c
index a608746020a9..7aeabe1a3dc5 100644
--- a/lib/kunit/string-stream.c
+++ b/lib/kunit/string-stream.c
@@ -23,8 +23,10 @@ static struct string_stream_fragment *alloc_string_stream_fragment(
return ERR_PTR(-ENOMEM);
frag->fragment = kunit_kmalloc(test, len, gfp);
- if (!frag->fragment)
+ if (!frag->fragment) {
+ kunit_kfree(test, frag);
return ERR_PTR(-ENOMEM);
+ }
return frag;
}
--
2.35.1
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