Author: eadler
Date: Thu Mar 1 04:49:42 2018
New Revision: 330149
URL: https://svnweb.freebsd.org/changeset/base/330149
Log:
MFC r306002
[iwm] Fix iwm_poll_bit() error value check in iwm_attach().
The iwm(4) iwm_poll_bit() function returns 1 on success, and 0 on failure,
whereas the iwl_poll_bit() in Linux iwlwifi returns < 0 on failure.
So the (ret < 0) check ended up ignoring any error returned by
iwm_poll_bit().
Modified:
stable/11/sys/dev/iwm/if_iwm.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/dev/iwm/if_iwm.c
==============================================================================
--- stable/11/sys/dev/iwm/if_iwm.c Thu Mar 1 04:46:58 2018
(r330148)
+++ stable/11/sys/dev/iwm/if_iwm.c Thu Mar 1 04:49:42 2018
(r330149)
@@ -5760,7 +5760,7 @@ iwm_attach(device_t dev)
IWM_CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
IWM_CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
25000);
- if (ret < 0) {
+ if (!ret) {
device_printf(sc->sc_dev,
"Failed to wake up the nic\n");
goto fail;
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