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From: Andrea Righi <andrea.righi@canonical.com>
To: Shuah Khan <shuah@kernel.org>
Cc: linux-kselftest@vger.kernel.org, bpf@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH] selftests/bpf: fix fclose/pclose mismatch
Date: Tue, 26 Oct 2021 16:34:09 +0200	[thread overview]
Message-ID: <20211026143409.42666-1-andrea.righi@canonical.com> (raw)

Make sure to use pclose() to properly close the pipe opened by popen().

Fixes: 81f77fd0deeb ("bpf: add selftest for stackmap with BPF_F_STACK_BUILD_ID")
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>
---
 tools/testing/selftests/bpf/test_progs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index cc1cd240445d..e3fea6f281e4 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -370,7 +370,7 @@ int extract_build_id(char *build_id, size_t size)
 
 	if (getline(&line, &len, fp) == -1)
 		goto err;
-	fclose(fp);
+	pclose(fp);
 
 	if (len > size)
 		len = size;
@@ -379,7 +379,7 @@ int extract_build_id(char *build_id, size_t size)
 	free(line);
 	return 0;
 err:
-	fclose(fp);
+	pclose(fp);
 	return -1;
 }
 
-- 
2.32.0


             reply	other threads:[~2021-10-26 14:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-26 14:34 Andrea Righi [this message]
2021-10-26 17:47 ` [PATCH] selftests/bpf: fix fclose/pclose mismatch Shuah Khan
2021-10-26 17:54   ` Alexei Starovoitov
2021-10-29  4:56 ` Martin KaFai Lau
2021-10-29 15:50 ` patchwork-bot+netdevbpf

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