From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-172.mta0.migadu.com (out-172.mta0.migadu.com [91.218.175.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5E2EB2F49FD for ; Fri, 20 Feb 2026 18:20:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771611628; cv=none; b=ftOISnjeq/M1EVHtSm0ibscgl1CsFdcmhJ7pyvDeXSYzzt883FJt2GffjP5rui6A9+caH6GH6itr7qFrFpXDUo0Sxz1gy5l+7FD6nWgH+4beSUoH0A2dL3ZjQU+8CtnhVCC1JW5k5lTXfq8I30YC5gh3q+dL9y4cdV3wB5NpypQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771611628; c=relaxed/simple; bh=pOaVrw8+5oC6k2mZr/j02FhI/Smdw+rTnjm8g/m0Mno=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=uCUh7jfPWc/P6i1Y9dsBIVG7gQI+BUTFAF3ZbGZ0IuIE31pOcGna3SbVluinUveHJHrSwTuuzGkckR6xuwbaMOZMCvpZ/5prjLk1YINy1wyxKDJQnl8jsaxrhWXOzZjMPkh7kktB/QqVeDm9QsPNoDXI28xlKuqIWg5IhG7RxqE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=dlLvcXB6; arc=none smtp.client-ip=91.218.175.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="dlLvcXB6" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1771611624; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=hXWat7QWqayoWoVBxptxmCVQwWpUHDKy1evf0zwwBoE=; b=dlLvcXB62mINmDPJqZnYDTL+EfWzBO+xYbCjFAfGeHsh5D5NJ1sxz0U6sGcOkYXQ39nXtF XR1NGCQIjiO3VA4KaqX/gPNqtviYKHIzUhOPANCTrgI45j75eBR9dSHmppnjkburuvH+X6 LA95UGLHjGg+UIhU9zesspt41nLoe38= From: Ihor Solodrai To: Alexei Starovoitov , Andrii Nakryiko , Daniel Borkmann , Eduard Zingerman Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@meta.com Subject: [PATCH bpf v1 0/7] selftests/bpf: Add and use strscpy() Date: Fri, 20 Feb 2026 10:20:04 -0800 Message-ID: <20260220182011.802116-1-ihor.solodrai@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT This series introduces a simplified implementation of strscpy() to selftests/bpf and then replaces strcpy/strncpy usages across the tests with it. For context see a discussion that prompted this series [1]. [1] https://lore.kernel.org/bpf/CAADnVQ+9uw2_o388j43EWiAPdMB=3FLx2jq-9zRSvqrv-wgRag@mail.gmail.com/ Suggested-by: Alexei Starovoitov Ihor Solodrai (7): selftests/bpf: Add simple strscpy() implementation selftests/bpf: Add strscpy_cat() selftests/bpf: Replace strcpy() calls with strscpy() selftests/bpf: Replace strncpy() with strscpy() selftests/bpf: Use strscpy_cat() in the test_loader selftests/bpf: Use strscpy in bpftool_helpers.c selftests/bpf: Use memcpy() for bounded non-NULL-terminated copies tools/testing/selftests/bpf/bpf_util.h | 66 +++++++++++++++---- tools/testing/selftests/bpf/bpftool_helpers.c | 16 +++-- tools/testing/selftests/bpf/cgroup_helpers.c | 2 +- tools/testing/selftests/bpf/network_helpers.c | 5 +- .../testing/selftests/bpf/prog_tests/align.c | 2 +- .../selftests/bpf/prog_tests/bpf_iter.c | 3 +- .../selftests/bpf/prog_tests/bpf_tcp_ca.c | 2 +- .../selftests/bpf/prog_tests/ctx_rewrite.c | 6 +- .../selftests/bpf/prog_tests/flow_dissector.c | 4 +- .../bpf/prog_tests/queue_stack_map.c | 4 +- .../selftests/bpf/prog_tests/setget_sockopt.c | 2 +- .../bpf/prog_tests/skc_to_unix_sock.c | 2 +- .../selftests/bpf/prog_tests/sockopt_sk.c | 2 +- .../bpf/prog_tests/task_local_data.h | 2 +- .../selftests/bpf/prog_tests/tc_redirect.c | 2 +- .../selftests/bpf/prog_tests/test_veristat.c | 4 +- tools/testing/selftests/bpf/test_loader.c | 8 +-- tools/testing/selftests/bpf/test_progs.c | 2 +- tools/testing/selftests/bpf/test_verifier.c | 2 +- tools/testing/selftests/bpf/xdp_features.c | 3 +- tools/testing/selftests/bpf/xdp_hw_metadata.c | 4 +- 21 files changed, 93 insertions(+), 50 deletions(-) -- 2.53.0