From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZpBK3RMlHYWtobi693ufMlF4ZZk4POh3L8GoeaWehOoQ75RBx6pjLsODgsnztIxQdHR+Wsj ARC-Seal: i=1; a=rsa-sha256; t=1525116405; cv=none; d=google.com; s=arc-20160816; b=ehEsMZ8JScZEkMx8QZ4HpTTjaeXZ3bd5hdsj9lA4geymeB23i15xeiXUsaq/XqyO2H oZJhxoev0UL0R0bpVVb8DQlBox98Kna6sUjbkNCMQONoPNdfHjAugyDLmstqpRvI+R5X 2TEj8JT4O4jBm6fLrz40A/ihVbRdNTRvje03zUa1DP/A35EfHlctCuLdOjRHob33gK2+ ReeSCz1iu4pZMqL2BW2cOAMmfqTkLU8QMUw+gI/iorRkpPtybjQw3ebYBJW4LWcoXMh8 qXVHinGN+rPQ2bXv6w3kcimkgXVOgTNtpLZVc8+6v/AkKQokTdJNvRhuajap8wGwoBjW v68w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:dmarc-filter:arc-authentication-results; bh=2DkoLwQMQUpbvR9ZRnjI7eBFrRHyCiUnwh9jX4JtU3U=; b=tkBBXjo/W31ZCO0x9zFFW9chg4bh0xRRVpbXKbaSCVRaiOrSiNlpV3JJieFwlZozf3 o+3R3XKZSwbQlTKeVWaYrfiZXA0rpj7zzDEArsdkTiRU4dJ4brUWtPfNWpuuirGLN1VL 2/CRwJ0JrQJNngyxSDAzOgpulnpGNH7xPl4gBa6Js6qTSUzloUcGAXEbbpjHdYJtgz4G qyEND7PK4wnKvPrxwAmWoICj0VbfwWcZNfrnxp7zbKul9pfln7CQXydu89yW4Mx2CMBy AaQQrfC/YUN+FyhunDUCsj0fnu1CxOCw3JPvM99biDV9Ys+9SvDoq0722g1sy4imrzbz fkCg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of srs0=k66p=ht=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=K66P=HT=linuxfoundation.org=gregkh@kernel.org Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of srs0=k66p=ht=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=K66P=HT=linuxfoundation.org=gregkh@kernel.org DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B935A22E03 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=fail smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Laura Abbott , Josh Poimboeuf , Adrian Hunter , Jiri Olsa , Namhyung Kim , Wang Nan , Arnaldo Carvalho de Melo , =?UTF-8?q?Fredrik=20Sch=C3=B6n?= Subject: [PATCH 4.9 56/61] objtool, perf: Fix GCC 8 -Wrestrict error Date: Mon, 30 Apr 2018 12:24:59 -0700 Message-Id: <20180430183956.047089363@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180430183951.312721450@linuxfoundation.org> References: <20180430183951.312721450@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1599200594550452578?= X-GMAIL-MSGID: =?utf-8?q?1599200459798761288?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Josh Poimboeuf commit 854e55ad289ef8888e7991f0ada85d5846f5afb9 upstream. Starting with recent GCC 8 builds, objtool and perf fail to build with the following error: ../str_error_r.c: In function ‘str_error_r’: ../str_error_r.c:25:3: error: passing argument 1 to restrict-qualified parameter aliases with argument 5 [-Werror=restrict] snprintf(buf, buflen, "INTERNAL ERROR: strerror_r(%d, %p, %zd)=%d", errnum, buf, buflen, err); The code seems harmless, but there's probably no benefit in printing the 'buf' pointer in this situation anyway, so just remove it to make GCC happy. Reported-by: Laura Abbott Signed-off-by: Josh Poimboeuf Tested-by: Laura Abbott Cc: Adrian Hunter Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/r/20180316031154.juk2uncs7baffctp@treble Signed-off-by: Arnaldo Carvalho de Melo Cc: Fredrik Schön Signed-off-by: Greg Kroah-Hartman --- tools/lib/str_error_r.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/tools/lib/str_error_r.c +++ b/tools/lib/str_error_r.c @@ -21,6 +21,6 @@ char *str_error_r(int errnum, char *buf, { int err = strerror_r(errnum, buf, buflen); if (err) - snprintf(buf, buflen, "INTERNAL ERROR: strerror_r(%d, %p, %zd)=%d", errnum, buf, buflen, err); + snprintf(buf, buflen, "INTERNAL ERROR: strerror_r(%d, [buf], %zd)=%d", errnum, buflen, err); return buf; }