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: Mario Forner Message-Id: <3059696.Xnxl6OxYbg@linux-7rm0> Date: Fri, 30 Nov 2018 11:07:39 +0100 To: Richard Genoud Cc: Ludovic Desroches , Dan Williams , Vinod Koul , Alexandre Belloni , Nicolas Ferre , Maxime Ripard , linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, stable@vger.kernel.org List-ID: QW0gRGllbnN0YWcsIDI3LiBOb3ZlbWJlciAyMDE4LCAxNzowNjozNCBDRVQgc2NocmllYiBSaWNo YXJkIEdlbm91ZDoKPiBUaGUgbGVhayB3YXMgZm91bmQgd2hlbiBvcGVuaW5nL2Nsb3NpbmcgYSBz ZXJpYWwgcG9ydCBhIGdyZWF0IG51bWJlciBvZgo+IHRpbWUsIGluY3JlYXNpbmcga21hbGxvYy0z MiBpbiBzbGFiaW5mby4KPiAKPiBFYWNoIHRpbWUgdGhlIHBvcnQgd2FzIG9wZW5lZCwgZG1hX3Jl cXVlc3Rfc2xhdmVfY2hhbm5lbCgpIHdhcyBjYWxsZWQuCj4gVGhlbiwgaW4gYXRfZG1hX3hsYXRl KCksIGF0c2xhdmUgd2FzIGFsbG9jYXRlZCB3aXRoIGRldm1fa3phbGxvYygpIGFuZAo+IG5ldmVy IGZyZWVkLiAoV2VsbCwgaXQgd2FzIGZyZWUgYXQgbW9kdWxlIHVubG9hZCwgYnV0IHRoYXQncyBu b3Qgd2hhdCB3ZQo+IHdhbnQpLgo+IFNvLCBoZXJlLCBremFsbG9jIGlzIG1vcmUgc3VpdGVkIGZv ciB0aGUgam9iIHNpbmNlIGl0IGhhcyB0byBiZSBmcmVlZCBpbgo+IGF0Y19mcmVlX2NoYW5fcmVz b3VyY2VzKCkuCj4gCj4gQ2M6IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcKPiBGaXhlczogYmJlODlj OGUzZDU5ICgiYXRfaGRtYWM6IG1vdmUgdG8gZ2VuZXJpYyBETUEgYmluZGluZyIpCj4gUmVwb3J0 ZWQtYnk6IE1hcmlvIEZvcm5lciA8bS5mb3JuZXJAYmU0ZW5lcmd5LmNvbT4KPiBTdWdnZXN0ZWQt Ynk6IEFsZXhhbmRyZSBCZWxsb25pIDxhbGV4YW5kcmUuYmVsbG9uaUBib290bGluLmNvbT4KPiBB Y2tlZC1ieTogQWxleGFuZHJlIEJlbGxvbmkgPGFsZXhhbmRyZS5iZWxsb25pQGJvb3RsaW4uY29t Pgo+IFNpZ25lZC1vZmYtYnk6IFJpY2hhcmQgR2Vub3VkIDxyaWNoYXJkLmdlbm91ZEBnbWFpbC5j b20+CgpBZnRlciB0ZXN0aW5nIEkgaW5zdGFsbGVkIGFuIHVwZGF0ZWQga2VybmVsIG9uIGEgcHJv ZHVjdGlvbiBtYWNoaW5lLCB3aGljaAp3b3JrZWQgZmluZS4gVGhlIG1lbW9yeSBsZWFrIGhhcyBi ZWVuIHJlcGFpcmVkIHN1Y2Nlc3NmdWxseS4gIFRoZXJlIGhhdmUgYmVlbgpubyBhZHZlcnNlIHNp ZGUtZWZmZWN0cy4KClRoYW5rIHlvdSBmb3IgcHJvdmlkaW5nIHRoZSBwYXRjaC4KCj4gLS0tCj4g IGRyaXZlcnMvZG1hL2F0X2hkbWFjLmMgfCA4ICsrKysrKystCj4gIDEgZmlsZSBjaGFuZ2VkLCA3 IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9k bWEvYXRfaGRtYWMuYyBiL2RyaXZlcnMvZG1hL2F0X2hkbWFjLmMKPiBpbmRleCA3Y2JhYzZlOGMx MTMuLjFiN2YwY2EwZDVjZCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2RtYS9hdF9oZG1hYy5jCj4g KysrIGIvZHJpdmVycy9kbWEvYXRfaGRtYWMuYwo+IEBAIC0xNjQxLDYgKzE2NDEsMTIgQEAgc3Rh dGljIHZvaWQgYXRjX2ZyZWVfY2hhbl9yZXNvdXJjZXMoc3RydWN0IGRtYV9jaGFuICpjaGFuKQo+ ICAJYXRjaGFuLT5kZXNjc19hbGxvY2F0ZWQgPSAwOwo+ICAJYXRjaGFuLT5zdGF0dXMgPSAwOwo+ ICAKPiArCS8qCj4gKwkgKiBGcmVlIGF0c2xhdmUgYWxsb2NhdGVkIGluIGF0X2RtYV94bGF0ZSgp Cj4gKwkgKi8KPiArCWtmcmVlKGNoYW4tPnByaXZhdGUpOwo+ICsJY2hhbi0+cHJpdmF0ZSA9IE5V TEw7Cj4gKwo+ICAJZGV2X3ZkYmcoY2hhbjJkZXYoY2hhbiksICJmcmVlX2NoYW5fcmVzb3VyY2Vz OiBkb25lXG4iKTsKPiAgfQo+ICAKPiBAQCAtMTY3NSw3ICsxNjgxLDcgQEAgc3RhdGljIHN0cnVj dCBkbWFfY2hhbiAqYXRfZG1hX3hsYXRlKHN0cnVjdCBvZl9waGFuZGxlX2FyZ3MgKmRtYV9zcGVj LAo+ICAJZG1hX2NhcF96ZXJvKG1hc2spOwo+ICAJZG1hX2NhcF9zZXQoRE1BX1NMQVZFLCBtYXNr KTsKPiAgCj4gLQlhdHNsYXZlID0gZGV2bV9remFsbG9jKCZkbWFjX3BkZXYtPmRldiwgc2l6ZW9m KCphdHNsYXZlKSwgR0ZQX0tFUk5FTCk7Cj4gKwlhdHNsYXZlID0ga3phbGxvYyhzaXplb2YoKmF0 c2xhdmUpLCBHRlBfS0VSTkVMKTsKPiAgCWlmICghYXRzbGF2ZSkKPiAgCQlyZXR1cm4gTlVMTDsK PiAgCj4K