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Thu, 01 Jul 2021 21:10:01 -0700 (PDT) From: gushengxian To: will@kernel.org, mathieu.poirier@linaro.org, leo.yan@linaro.org, peterz@infradead.org, mingo@redhat.com, acme@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@redhat.com, namhyung@kernel.org, linux-arm-kernel@lists.infradead.org Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, gushengxian Subject: [PATCH] perf: tests: fix some mmemory leak issues Date: Thu, 1 Jul 2021 21:09:55 -0700 Message-Id: <20210702040955.631618-1-gushengxian507419@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210701_211006_249168_19DE2765 X-CRM114-Status: GOOD ( 10.32 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: gushengxian Some memory leak issues should be fixed by free(). Reported by cppcheck. Signed-off-by: gushengxian --- tools/perf/arch/arm/tests/dwarf-unwind.c | 1 + tools/perf/arch/arm64/tests/dwarf-unwind.c | 1 + tools/perf/arch/powerpc/tests/dwarf-unwind.c | 1 + tools/perf/arch/x86/tests/dwarf-unwind.c | 1 + 4 files changed, 4 insertions(+) diff --git a/tools/perf/arch/arm/tests/dwarf-unwind.c b/tools/perf/arch/arm/tests/dwarf-unwind.c index ccfa87055c4a..f2541d1dbb02 100644 --- a/tools/perf/arch/arm/tests/dwarf-unwind.c +++ b/tools/perf/arch/arm/tests/dwarf-unwind.c @@ -39,6 +39,7 @@ static int sample_ustack(struct perf_sample *sample, memcpy(buf, (void *) sp, stack_size); stack->data = (char *) buf; stack->size = stack_size; + free(buf); return 0; } diff --git a/tools/perf/arch/arm64/tests/dwarf-unwind.c b/tools/perf/arch/arm64/tests/dwarf-unwind.c index 46147a483049..ecd25c77a71f 100644 --- a/tools/perf/arch/arm64/tests/dwarf-unwind.c +++ b/tools/perf/arch/arm64/tests/dwarf-unwind.c @@ -39,6 +39,7 @@ static int sample_ustack(struct perf_sample *sample, memcpy(buf, (void *) sp, stack_size); stack->data = (char *) buf; stack->size = stack_size; + free(buf); return 0; } diff --git a/tools/perf/arch/powerpc/tests/dwarf-unwind.c b/tools/perf/arch/powerpc/tests/dwarf-unwind.c index 8efd9ed9e9db..e57a8ca52ce7 100644 --- a/tools/perf/arch/powerpc/tests/dwarf-unwind.c +++ b/tools/perf/arch/powerpc/tests/dwarf-unwind.c @@ -40,6 +40,7 @@ static int sample_ustack(struct perf_sample *sample, memcpy(buf, (void *) sp, stack_size); stack->data = (char *) buf; stack->size = stack_size; + free(buf); return 0; } diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c index 478078fb0f22..da90b33a1e28 100644 --- a/tools/perf/arch/x86/tests/dwarf-unwind.c +++ b/tools/perf/arch/x86/tests/dwarf-unwind.c @@ -47,6 +47,7 @@ static int sample_ustack(struct perf_sample *sample, #endif stack->data = (char *) buf; stack->size = stack_size; + free(buf); return 0; } -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel