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[2.102.13.223]) by smtp.googlemail.com with ESMTPSA id p15sm12708938wma.40.2020.02.09.14.48.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 Feb 2020 14:48:16 -0800 (PST) From: Jules Irenge To: boqun.feng@gmail.com Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, kasan-dev@googlegroups.com, akpm@linux-foundation.org, dvyukov@google.com, glider@google.com, aryabinin@virtuozzo.com, Jules Irenge Subject: [PATCH 09/11] kasan: add missing annotation for start_report() Date: Sun, 9 Feb 2020 22:48:07 +0000 Message-Id: <1eca01a2537e0500f4f31c335edfecf0a10bd294.1581282103.git.jbi.octave@gmail.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: References: <0/11> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.018903, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Sparse reports a warning at start_report() warning: context imbalance in start_report() - wrong count at exit The root cause is a missing annotation at start_report() Add the missing annotation __acquires(&report_lock) Signed-off-by: Jules Irenge --- mm/kasan/report.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/kasan/report.c b/mm/kasan/report.c index 5ef9f24f566b..5451624c4e09 100644 --- a/mm/kasan/report.c +++ b/mm/kasan/report.c @@ -77,7 +77,7 @@ static void print_error_description(struct kasan_access= _info *info) =20 static DEFINE_SPINLOCK(report_lock); =20 -static void start_report(unsigned long *flags) +static void start_report(unsigned long *flags) __acquires(&report_lock) { /* * Make sure we don't end up in loop. --=20 2.24.1