From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: dmaengine: at_hdmac: fix memory leak in at_dma_xlate() From: Richard Genoud Message-Id: <20181127160635.11836-1-richard.genoud@gmail.com> Date: Tue, 27 Nov 2018 17:06:34 +0100 To: Ludovic Desroches , Dan Williams , Vinod Koul Cc: Alexandre Belloni , Nicolas Ferre , Maxime Ripard , Mario Forner , linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, Richard Genoud , stable@vger.kernel.org List-ID: VGhlIGxlYWsgd2FzIGZvdW5kIHdoZW4gb3BlbmluZy9jbG9zaW5nIGEgc2VyaWFsIHBvcnQgYSBn cmVhdCBudW1iZXIgb2YKdGltZSwgaW5jcmVhc2luZyBrbWFsbG9jLTMyIGluIHNsYWJpbmZvLgoK RWFjaCB0aW1lIHRoZSBwb3J0IHdhcyBvcGVuZWQsIGRtYV9yZXF1ZXN0X3NsYXZlX2NoYW5uZWwo KSB3YXMgY2FsbGVkLgpUaGVuLCBpbiBhdF9kbWFfeGxhdGUoKSwgYXRzbGF2ZSB3YXMgYWxsb2Nh dGVkIHdpdGggZGV2bV9remFsbG9jKCkgYW5kCm5ldmVyIGZyZWVkLiAoV2VsbCwgaXQgd2FzIGZy ZWUgYXQgbW9kdWxlIHVubG9hZCwgYnV0IHRoYXQncyBub3Qgd2hhdCB3ZQp3YW50KS4KU28sIGhl cmUsIGt6YWxsb2MgaXMgbW9yZSBzdWl0ZWQgZm9yIHRoZSBqb2Igc2luY2UgaXQgaGFzIHRvIGJl IGZyZWVkIGluCmF0Y19mcmVlX2NoYW5fcmVzb3VyY2VzKCkuCgpDYzogc3RhYmxlQHZnZXIua2Vy bmVsLm9yZwpGaXhlczogYmJlODljOGUzZDU5ICgiYXRfaGRtYWM6IG1vdmUgdG8gZ2VuZXJpYyBE TUEgYmluZGluZyIpClJlcG9ydGVkLWJ5OiBNYXJpbyBGb3JuZXIgPG0uZm9ybmVyQGJlNGVuZXJn eS5jb20+ClN1Z2dlc3RlZC1ieTogQWxleGFuZHJlIEJlbGxvbmkgPGFsZXhhbmRyZS5iZWxsb25p QGJvb3RsaW4uY29tPgpBY2tlZC1ieTogQWxleGFuZHJlIEJlbGxvbmkgPGFsZXhhbmRyZS5iZWxs b25pQGJvb3RsaW4uY29tPgpTaWduZWQtb2ZmLWJ5OiBSaWNoYXJkIEdlbm91ZCA8cmljaGFyZC5n ZW5vdWRAZ21haWwuY29tPgotLS0KIGRyaXZlcnMvZG1hL2F0X2hkbWFjLmMgfCA4ICsrKysrKyst CiAxIGZpbGUgY2hhbmdlZCwgNyBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCgpkaWZmIC0t Z2l0IGEvZHJpdmVycy9kbWEvYXRfaGRtYWMuYyBiL2RyaXZlcnMvZG1hL2F0X2hkbWFjLmMKaW5k ZXggN2NiYWM2ZThjMTEzLi4xYjdmMGNhMGQ1Y2QgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZG1hL2F0 X2hkbWFjLmMKKysrIGIvZHJpdmVycy9kbWEvYXRfaGRtYWMuYwpAQCAtMTY0MSw2ICsxNjQxLDEy IEBAIHN0YXRpYyB2b2lkIGF0Y19mcmVlX2NoYW5fcmVzb3VyY2VzKHN0cnVjdCBkbWFfY2hhbiAq Y2hhbikKIAlhdGNoYW4tPmRlc2NzX2FsbG9jYXRlZCA9IDA7CiAJYXRjaGFuLT5zdGF0dXMgPSAw OwogCisJLyoKKwkgKiBGcmVlIGF0c2xhdmUgYWxsb2NhdGVkIGluIGF0X2RtYV94bGF0ZSgpCisJ ICovCisJa2ZyZWUoY2hhbi0+cHJpdmF0ZSk7CisJY2hhbi0+cHJpdmF0ZSA9IE5VTEw7CisKIAlk ZXZfdmRiZyhjaGFuMmRldihjaGFuKSwgImZyZWVfY2hhbl9yZXNvdXJjZXM6IGRvbmVcbiIpOwog fQogCkBAIC0xNjc1LDcgKzE2ODEsNyBAQCBzdGF0aWMgc3RydWN0IGRtYV9jaGFuICphdF9kbWFf eGxhdGUoc3RydWN0IG9mX3BoYW5kbGVfYXJncyAqZG1hX3NwZWMsCiAJZG1hX2NhcF96ZXJvKG1h c2spOwogCWRtYV9jYXBfc2V0KERNQV9TTEFWRSwgbWFzayk7CiAKLQlhdHNsYXZlID0gZGV2bV9r emFsbG9jKCZkbWFjX3BkZXYtPmRldiwgc2l6ZW9mKCphdHNsYXZlKSwgR0ZQX0tFUk5FTCk7CisJ YXRzbGF2ZSA9IGt6YWxsb2Moc2l6ZW9mKCphdHNsYXZlKSwgR0ZQX0tFUk5FTCk7CiAJaWYgKCFh dHNsYXZlKQogCQlyZXR1cm4gTlVMTDsKIAo=