From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH 2/3] ALSA: bebob: Adjust six checks for null pointers Date: Wed, 6 Sep 2017 12:23:22 +0200 Message-ID: <3ef7ccac-9bab-4030-da89-92f5c488e8bf@users.sourceforge.net> References: <85f95150-9cec-7a53-7692-837ba543e1ec@users.sourceforge.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mout.web.de (mout.web.de [212.227.15.3]) by alsa0.perex.cz (Postfix) with ESMTP id 8CA01266E02 for ; Wed, 6 Sep 2017 12:23:28 +0200 (CEST) In-Reply-To: <85f95150-9cec-7a53-7692-837ba543e1ec@users.sourceforge.net> Content-Language: en-GB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org, Clemens Ladisch , Jaroslav Kysela , Takashi Iwai Cc: kernel-janitors@vger.kernel.org, LKML List-Id: alsa-devel@alsa-project.org RnJvbTogTWFya3VzIEVsZnJpbmcgPGVsZnJpbmdAdXNlcnMuc291cmNlZm9yZ2UubmV0PgpEYXRl OiBXZWQsIDYgU2VwIDIwMTcgMTE6NDg6NDQgKzAyMDAKTUlNRS1WZXJzaW9uOiAxLjAKQ29udGVu dC1UeXBlOiB0ZXh0L3BsYWluOyBjaGFyc2V0PVVURi04CkNvbnRlbnQtVHJhbnNmZXItRW5jb2Rp bmc6IDhiaXQKClRoZSBzY3JpcHQg4oCcY2hlY2twYXRjaC5wbOKAnSBwb2ludGVkIGluZm9ybWF0 aW9uIG91dCBsaWtlIHRoZSBmb2xsb3dpbmcuCgpDb21wYXJpc29uIHRvIE5VTEwgY291bGQgYmUg d3JpdHRlbiDigKYKClRodXMgZml4IHRoZSBhZmZlY3RlZCBzb3VyY2UgY29kZSBwbGFjZXMuCgpT aWduZWQtb2ZmLWJ5OiBNYXJrdXMgRWxmcmluZyA8ZWxmcmluZ0B1c2Vycy5zb3VyY2Vmb3JnZS5u ZXQ+Ci0tLQogc291bmQvZmlyZXdpcmUvYmVib2IvYmVib2Jfc3RyZWFtLmMgfCAxMiArKysrKyst LS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA2IGluc2VydGlvbnMoKyksIDYgZGVsZXRpb25zKC0pCgpk aWZmIC0tZ2l0IGEvc291bmQvZmlyZXdpcmUvYmVib2IvYmVib2Jfc3RyZWFtLmMgYi9zb3VuZC9m aXJld2lyZS9iZWJvYi9iZWJvYl9zdHJlYW0uYwppbmRleCBiYzllNDJiNjM2OGUuLjIxMWZmNDMy MDdkNiAxMDA2NDQKLS0tIGEvc291bmQvZmlyZXdpcmUvYmVib2IvYmVib2Jfc3RyZWFtLmMKKysr IGIvc291bmQvZmlyZXdpcmUvYmVib2IvYmVib2Jfc3RyZWFtLmMKQEAgLTI2OCw3ICsyNjgsNyBA QCBtYXBfZGF0YV9jaGFubmVscyhzdHJ1Y3Qgc25kX2JlYm9iICpiZWJvYiwgc3RydWN0IGFtZHRw X3N0cmVhbSAqcykKIAkgKiB1c2UgdGhlIG1heGltdW0gbGVuZ3RoIG9mIEZDUC4KIAkgKi8KIAli dWYgPSBremFsbG9jKDI1NiwgR0ZQX0tFUk5FTCk7Ci0JaWYgKGJ1ZiA9PSBOVUxMKQorCWlmICgh YnVmKQogCQlyZXR1cm4gLUVOT01FTTsKIAogCWlmIChzID09ICZiZWJvYi0+dHhfc3RyZWFtKQpA QCAtNDcyLDcgKzQ3Miw3IEBAIGJyZWFrX2JvdGhfY29ubmVjdGlvbnMoc3RydWN0IHNuZF9iZWJv YiAqYmVib2IpCiAJYmVib2ItPmNvbm5lY3RlZCA9IGZhbHNlOwogCiAJLyogVGhlc2UgbW9kZWxz IHNlZW1zIHRvIGJlIGluIHRyYW5zaXRpb24gc3RhdGUgZm9yIGEgbG9uZ2VyIHRpbWUuICovCi0J aWYgKGJlYm9iLT5tYXVkaW9fc3BlY2lhbF9xdWlyayAhPSBOVUxMKQorCWlmIChiZWJvYi0+bWF1 ZGlvX3NwZWNpYWxfcXVpcmspCiAJCW1zbGVlcCgyMDApOwogfQogCkBAIC00OTYsNyArNDk2LDcg QEAgc3RhcnRfc3RyZWFtKHN0cnVjdCBzbmRfYmVib2IgKmJlYm9iLCBzdHJ1Y3QgYW1kdHBfc3Ry ZWFtICpzdHJlYW0sCiAJCWNvbm4gPSAmYmVib2ItPm91dF9jb25uOwogCiAJLyogY2hhbm5lbCBt YXBwaW5nICovCi0JaWYgKGJlYm9iLT5tYXVkaW9fc3BlY2lhbF9xdWlyayA9PSBOVUxMKSB7CisJ aWYgKCFiZWJvYi0+bWF1ZGlvX3NwZWNpYWxfcXVpcmspIHsKIAkJZXJyID0gbWFwX2RhdGFfY2hh bm5lbHMoYmVib2IsIHN0cmVhbSk7CiAJCWlmIChlcnIgPCAwKQogCQkJZ290byBlbmQ7CkBAIC02 MTEsNyArNjExLDcgQEAgaW50IHNuZF9iZWJvYl9zdHJlYW1fc3RhcnRfZHVwbGV4KHN0cnVjdCBz bmRfYmVib2IgKmJlYm9iLCB1bnNpZ25lZCBpbnQgcmF0ZSkKIAkJICoKIAkJICogRm9yIGZpcm13 YXJlIGN1c3RvbWl6ZWQgYnkgTS1BdWRpbywgcmVmZXIgdG8gbmV4dCBOT1RFLgogCQkgKi8KLQkJ aWYgKGJlYm9iLT5tYXVkaW9fc3BlY2lhbF9xdWlyayA9PSBOVUxMKSB7CisJCWlmICghYmVib2It Pm1hdWRpb19zcGVjaWFsX3F1aXJrKSB7CiAJCQllcnIgPSByYXRlX3NwZWMtPnNldChiZWJvYiwg cmF0ZSk7CiAJCQlpZiAoZXJyIDwgMCkgewogCQkJCWRldl9lcnIoJmJlYm9iLT51bml0LT5kZXZp Y2UsCkBAIC02MzcsNyArNjM3LDcgQEAgaW50IHNuZF9iZWJvYl9zdHJlYW1fc3RhcnRfZHVwbGV4 KHN0cnVjdCBzbmRfYmVib2IgKmJlYm9iLCB1bnNpZ25lZCBpbnQgcmF0ZSkKIAkJICogVGhlIGZp cm13YXJlIGN1c3RvbWl6ZWQgYnkgTS1BdWRpbyB1c2VzIHRoZXNlIGNvbW1hbmRzIHRvCiAJCSAq IHN0YXJ0IHRyYW5zbWl0dGluZyBzdHJlYW0uIFRoaXMgaXMgbm90IHVzdWFsIHdheS4KIAkJICov Ci0JCWlmIChiZWJvYi0+bWF1ZGlvX3NwZWNpYWxfcXVpcmsgIT0gTlVMTCkgeworCQlpZiAoYmVi b2ItPm1hdWRpb19zcGVjaWFsX3F1aXJrKSB7CiAJCQllcnIgPSByYXRlX3NwZWMtPnNldChiZWJv YiwgcmF0ZSk7CiAJCQlpZiAoZXJyIDwgMCkgewogCQkJCWRldl9lcnIoJmJlYm9iLT51bml0LT5k ZXZpY2UsCkBAIC03OTQsNyArNzk0LDcgQEAgZmlsbF9zdHJlYW1fZm9ybWF0aW9ucyhzdHJ1Y3Qg c25kX2JlYm9iICpiZWJvYiwgZW51bSBhdmNfYnJpZGdlY29fcGx1Z19kaXIgZGlyLAogCWludCBl cnI7CiAKIAlidWYgPSBrbWFsbG9jKEZPUk1BVF9NQVhJTVVNX0xFTkdUSCwgR0ZQX0tFUk5FTCk7 Ci0JaWYgKGJ1ZiA9PSBOVUxMKQorCWlmICghYnVmKQogCQlyZXR1cm4gLUVOT01FTTsKIAogCWlm IChkaXIgPT0gQVZDX0JSSURHRUNPX1BMVUdfRElSX0lOKQotLSAKMi4xNC4xCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpBbHNhLWRldmVsIG1haWxpbmcg bGlzdApBbHNhLWRldmVsQGFsc2EtcHJvamVjdC5vcmcKaHR0cDovL21haWxtYW4uYWxzYS1wcm9q ZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Fsc2EtZGV2ZWwK