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aw_sid(4): Release resources and destroy mutex on failure

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Submitted by:	Eugene Sevastyanov <eval@iptk.ru>
This commit is contained in:
kevans 2018-03-26 14:03:39 +00:00
parent e095143112
commit 0278aa9a84
1 changed files with 6 additions and 1 deletions
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7
sys/arm/allwinner/aw_sid.c
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@ -207,7 +207,7 @@ aw_sid_attach(device_t dev)
for (i = 0; i < sc->sid_conf->efuse_size; i += 4)
if (aw_sid_prctl_read(dev, i, &val) != 0) {
device_printf(dev, "failed prctl read\n");
return (ENXIO);
goto fail;
}
SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
@ -217,6 +217,11 @@ aw_sid_attach(device_t dev)
dev, AW_SID_ROOT_KEY, aw_sid_sysctl, "A", "Root Key");
return (0);
fail:
bus_release_resources(dev, aw_sid_spec, &sc->res);
mtx_destroy(&sc->prctl_mtx);
return (ENXIO);
}
int