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* [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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2023-01-03 18:39 ` [PATCH AUTOSEL 6.1 08/10] kunit: alloc_string_stream_fragment error handling bug fix Sasha Levin

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