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Red Hat Bugzilla – Attachment 373224 Details for
Bug 538523
b43 driver is causing oops on shutdown in F12
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[patch]
Test patch for b43legacy
b43legacy_fix_rfkill_regression (text/plain), 968 bytes, created by
Larry Finger
on 2009-11-23 20:06:04 UTC
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Description:
Test patch for b43legacy
Filename:
MIME Type:
Creator:
Larry Finger
Created:
2009-11-23 20:06:04 UTC
Size:
968 bytes
patch
obsolete
>Index: wireless-testing/drivers/net/wireless/b43legacy/rfkill.c >=================================================================== >--- wireless-testing.orig/drivers/net/wireless/b43legacy/rfkill.c >+++ wireless-testing/drivers/net/wireless/b43legacy/rfkill.c >@@ -34,8 +34,16 @@ bool b43legacy_is_hw_radio_enabled(struc > & B43legacy_MMIO_RADIO_HWENABLED_HI_MASK)) > return 1; > } else { >- if (b43legacy_read16(dev, B43legacy_MMIO_RADIO_HWENABLED_LO) >- & B43legacy_MMIO_RADIO_HWENABLED_LO_MASK) >+ /* To prevent CPU fault on PPC, do not read a register >+ * unless the interface is started; however, on resume >+ * for hibernation, this routine is entered early. When >+ * that happens, unconditionally return TRUE. >+ */ >+ if (b43legacy_status(dev) >= B43legacy_STAT_STARTED) { >+ if (b43legacy_read16(dev, B43legacy_MMIO_RADIO_HWENABLED_LO) >+ & B43legacy_MMIO_RADIO_HWENABLED_LO_MASK) >+ return 1; >+ } else > return 1; > } > return 0;
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