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: [RFC] usb: musb: Fix external abort in musb_remove From: Bin Liu Message-Id: <20180308164613.GH14921@uda0271908> Date: Thu, 8 Mar 2018 10:46:13 -0600 To: Merlijn Wajer Cc: ivo.g.dimitrov.75@gmail.com, linux-omap@vger.kernel.org, Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: SGksCgpPbiBUaHUsIE1hciAwOCwgMjAxOCBhdCAxMDozMToyMUFNICswMTAwLCBNZXJsaWpuIFdh amVyIHdyb3RlOgo+IFRoaXMgZml4ZXMgYW4gb29wcyBvbiB1bmJpbmQgLyBtb2R1bGUgdW5sb2Fk LiBUaGUgZml4IGlzIHNpbWlsYXIgdG8gdGhlCj4gb25lIGluIHRoaXMgY29tbWl0OiAwYzNhYWU5 YmQ1OTk3OGZiOGMzNTU3ZDc4ODMzODBiZWYwZjJjZmExIChVU0I6IG11c2I6Cj4gZml4IGxhdGUg ZXh0ZXJuYWwgYWJvcnQgb24gc3VzcGVuZCksIHdoaWNoIG9ubHkgZml4ZXMgdGhlIGlzc3VlIGZv cgo+IG11c2Jfc3VzcGVuZC4KPiAKPiBtdXNiX3JlbW92ZSBmdW5jdGlvbiBub3cgYWxzbyBmbHVz aGVzIGFueSB3b3JrIGFuZCBhbHNvIGNhbGxzCj4gbXVzYl9wbGF0Zm9ybV9leGl0IGJlZm9yZSBk aXNhYmxpbmcgcnVudGltZSBwbS4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBNZXJsaWpuIFdhamVyIDxt ZXJsaWpuQHdpenp1cC5vcmc+Cj4gLS0tCj4gCj4gSWYgSSB1bmRlcnN0YW5kIGNvbW1pdCAwYzNh YWU5YmQ1OTk3OGZiOGMzNTU3ZDc4ODMzODBiZWYwZjJjZmExIGNvcnJlY3RseSwKPiB0aGlzIHBh dGNoIHNob3VsZCBhbHNvIGJlIGJhY2twb3J0ZWQgdG8gNC45IChhbmQgbmV3ZXIga2VybmVscyku Cj4gCj4gSSBoYXZlIHZlcmlmaWVkIHRoYXQgdGhpcyB3b3JrcyBvbiB0aGUgTm9raWEgTjkwMCwg UlgtNTEuIFRoZSBwcm9ibGVtIGRpZCBub3QKPiBvY2N1ciBvbiB0aGUgTW90b3JvbGEgRHJvaWQg NCwgYnV0IEkgaGF2ZSB5ZXQgdG8gdGVzdCBpZiB0aGlzIHBhdGNoIGNhdXNlcwo+IGlzc3VlcyB0 aGVyZS4KPiAKPiAgZHJpdmVycy91c2IvbXVzYi9tdXNiX2NvcmUuYyB8IDggKysrKysrKy0KPiAg MSBmaWxlIGNoYW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQo+IAo+IGRpZmYg LS1naXQgYS9kcml2ZXJzL3VzYi9tdXNiL211c2JfY29yZS5jIGIvZHJpdmVycy91c2IvbXVzYi9t dXNiX2NvcmUuYwo+IGluZGV4IGUyZTk1MDcxMzI4YS4uNGZiMGYzNDVjMDRlIDEwMDY0NAo+IC0t LSBhL2RyaXZlcnMvdXNiL211c2IvbXVzYl9jb3JlLmMKPiArKysgYi9kcml2ZXJzL3VzYi9tdXNi L211c2JfY29yZS5jCj4gQEAgLTI0NzIsMTMgKzI0NzIsMTkgQEAgc3RhdGljIGludCBtdXNiX3Jl bW92ZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2KQo+ICAJbXVzYl9wbGF0Zm9ybV9kaXNh YmxlKG11c2IpOwo+ICAJc3Bpbl9sb2NrX2lycXNhdmUoJm11c2ItPmxvY2ssIGZsYWdzKTsKPiAg CW11c2JfZGlzYWJsZV9pbnRlcnJ1cHRzKG11c2IpOwo+ICsKPiArCW11c2ItPmZsdXNoX2lycV93 b3JrID0gdHJ1ZTsKPiArCXdoaWxlIChmbHVzaF9kZWxheWVkX3dvcmsoJm11c2ItPmlycV93b3Jr KSkKPiArCQk7Cj4gKwltdXNiLT5mbHVzaF9pcnFfd29yayA9IGZhbHNlOwoKTm8gbmVlZCB0byBm bHVzaCwgdGhlIHdvcmsgaXMgYWxyZWFkeSBjYW5jZWxsZWQgYXQgdGhpcyBwb2ludC4KCj4gKwo+ ICAJbXVzYl93cml0ZWIobXVzYi0+bXJlZ3MsIE1VU0JfREVWQ1RMLCAwKTsKPiArCW11c2JfcGxh dGZvcm1fZXhpdChtdXNiKTsKClRoaXMgY2FuIGJlIG1vdmUgZG93biB0byBvdXQgc2lkZSBvZiBo b2xkaW5nIHRoZSBzcGlubG9jaywKCj4gIAlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZtdXNiLT5s b2NrLCBmbGFncyk7Cgp0byBoZXJlLgoKPiAgCj4gIAlwbV9ydW50aW1lX2RvbnRfdXNlX2F1dG9z dXNwZW5kKG11c2ItPmNvbnRyb2xsZXIpOwo+ICAJcG1fcnVudGltZV9wdXRfc3luYyhtdXNiLT5j b250cm9sbGVyKTsKPiAgCXBtX3J1bnRpbWVfZGlzYWJsZShtdXNiLT5jb250cm9sbGVyKTsKPiAt CW11c2JfcGxhdGZvcm1fZXhpdChtdXNiKTsKPiAgCW11c2JfcGh5X2NhbGxiYWNrID0gTlVMTDsK PiAgCWlmIChtdXNiLT5kbWFfY29udHJvbGxlcikKPiAgCQltdXNiX2RtYV9jb250cm9sbGVyX2Rl c3Ryb3kobXVzYi0+ZG1hX2NvbnRyb2xsZXIpOwo+IC0tIAoKVGhhbmtzIGZvciB0aGUgcGF0Y2gu CgpSZWdhcmRzLAotQmluLgotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQg dGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LXVzYiIgaW4KdGhlIGJvZHkgb2YgYSBtZXNzYWdl IHRvIG1ham9yZG9tb0B2Z2VyLmtlcm5lbC5vcmcKTW9yZSBtYWpvcmRvbW8gaW5mbyBhdCAgaHR0 cDovL3ZnZXIua2VybmVsLm9yZy9tYWpvcmRvbW8taW5mby5odG1sCg==