Re: [PATCH v2 1/2] wifi: b43: fix infinite loop from invalid hardware DMA RX slot
Jonas Gorski <[email protected]> Thu, 16 Apr 2026 08:34:00 +0200
| Newsgroups | org.infradead.lists.b43-dev,org.kernel.vger.linux-kernel,org.kernel.vger.linux-wireless |
|---|---|
| Message-ID | <CAOiHx=nuUvf31J5khj4e4Kzv2wK4++TeZevXu3Z53qB66RagdQ@mail.gmail.com> |
SGksCgpPbiBUaHUsIEFwciAxNiwgMjAyNiBhdCAxMjoyNOKAr0FNIFRyaXN0YW4gTWFkYW5pIDx0 cmlzdG1kQGdtYWlsLmNvbT4gd3JvdGU6Cj4KPiBGcm9tOiBUcmlzdGFuIE1hZGFuaSA8dHJpc3Rh bkB0YWxlbmNlc2VjdXJpdHkuY29tPgo+Cj4gYjQzX2RtYV9yeCgpIHJlYWRzIGN1cnJlbnRfc2xv dCBmcm9tIGhhcmR3YXJlIHZpYSBnZXRfY3VycmVudF9yeHNsb3QoKS4KPiBJZiB0aGUgdmFsdWUg aXMgPj0gcmluZy0+bnJfc2xvdHMsIHRoZSBCNDNfV0FSTl9PTiBvbmx5IHdhcm5zIGJ1dAo+IGNv bnRpbnVlcy4gVGhlIGZvciBsb29wIHRoZW4gbmV2ZXIgdGVybWluYXRlcyBiZWNhdXNlIG5leHRf c2xvdCgpIHdyYXBzCj4gbW9kdWxvIG5yX3Nsb3RzIGFuZCBjYW4gbmV2ZXIgcmVhY2ggdGhlIG91 dC1vZi1yYW5nZSBjdXJyZW50X3Nsb3QuCj4KPiBSZXBsYWNlIHRoZSBCNDNfV0FSTl9PTiB3aXRo IGFuIGV4cGxpY2l0IGJvdW5kcyBjaGVjayB0aGF0IHJldHVybnMKPiBlYXJseSB3aGVuIHRoZSBo YXJkd2FyZSByZXBvcnRzIGFuIGludmFsaWQgc2xvdCBpbmRleC4KPgo+IEZpeGVzOiBlNGQ2Yjc5 NTE4MTIgKCJbQjQzXTogYWRkIG1hYzgwMjExLWJhc2VkIGRyaXZlciBmb3IgbW9kZXJuIEJDTTQz eHggZGV2aWNlcyIpCj4gU2lnbmVkLW9mZi1ieTogVHJpc3RhbiBNYWRhbmkgPHRyaXN0YW5AdGFs ZW5jZXNlY3VyaXR5LmNvbT4KPiAtLS0KPiBkcml2ZXJzL25ldC93aXJlbGVzcy9icm9hZGNvbS9i NDMvZG1hLmMgfCA1ICsrKystCj4gIDEgZmlsZSBjaGFuZ2VkLCA0IGluc2VydGlvbnMoKyksIDEg ZGVsZXRpb24oLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL25ldC93aXJlbGVzcy9icm9hZGNv bS9iNDMvZG1hLmMgYi9kcml2ZXJzL25ldC93aXJlbGVzcy9icm9hZGNvbS9iNDMvZG1hLmMKPiBp bmRleCBYWFhYWFhYLi5YWFhYWFhYIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvbmV0L3dpcmVsZXNz L2Jyb2FkY29tL2I0My9kbWEuYwo+ICsrKyBiL2RyaXZlcnMvbmV0L3dpcmVsZXNzL2Jyb2FkY29t L2I0My9kbWEuYwo+IEBAIC0xNjkzLDcgKzE2OTMsMTAgQEAgdm9pZCBiNDNfZG1hX3J4KHN0cnVj dCBiNDNfZG1hcmluZyAqcmluZykKPiAgICAgICAgIEI0M19XQVJOX09OKHJpbmctPnR4KTsKPiAg ICAgICAgIGN1cnJlbnRfc2xvdCA9IG9wcy0+Z2V0X2N1cnJlbnRfcnhzbG90KHJpbmcpOwo+IC0g ICAgICAgQjQzX1dBUk5fT04oIShjdXJyZW50X3Nsb3QgPj0gMCAmJiBjdXJyZW50X3Nsb3QgPCBy aW5nLT5ucl9zbG90cykpOwo+ICsgICAgICAgaWYgKCEoY3VycmVudF9zbG90ID49IDAgJiYgY3Vy cmVudF9zbG90IDwgcmluZy0+bnJfc2xvdHMpKSB7Cj4gKyAgICAgICAgICAgICAgIEI0M19XQVJO X09OKDEpOwo+ICsgICAgICAgICAgICAgICByZXR1cm47Cj4gKyAgICAgICB9CgpCNDNfV0FSTl9P TigpIHJldHVybnMgdGhlIGNvbmRpdGlvbidzIHJlc3VsdCwgc28geW91IGNhbiBzaG9ydGVuIHRo aXMgdG8KCmlmIChCNDNfV0FSTl9PTighKGN1cnJlbnRfc2xvdCA+PSAwICYmIGN1cnJlbnRfc2xv dCA8IHJpbmctPm5yX3Nsb3RzKSkpCiAgICAgICAgcmV0dXJuOwoKQmVzdCByZWdhcmRzLApKb25h cwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYjQzLWRl diBtYWlsaW5nIGxpc3QKYjQzLWRldkBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5p bmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vYjQzLWRldgo=