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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2006-11-01 15:53:00 +1100
committerPaul Mackerras <paulus@samba.org>2007-05-02 16:35:01 +1000
commit0eb2e6019ae8e76a537bdca07b31e1524a3bba48 (patch)
treea4391fefdd01688049b5a3ce6068d4e2bfa35b5a
parentdc87c3985e9b442c60994308a96f887579addc39 (diff)
[POWERPC] pmac_feature_call checks platform
This patch makes sure that a caller of pmac_call_feature() won't try to call into ppc_md.feature_call of another platform, which might happen if some powermac drivers are loaded on non-powermac machines. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
-rw-r--r--include/asm-powerpc/pmac_feature.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-powerpc/pmac_feature.h b/include/asm-powerpc/pmac_feature.h
index d3599cc9aa7..d43d91beba9 100644
--- a/include/asm-powerpc/pmac_feature.h
+++ b/include/asm-powerpc/pmac_feature.h
@@ -146,7 +146,7 @@ struct device_node;
static inline long pmac_call_feature(int selector, struct device_node* node,
long param, long value)
{
- if (!ppc_md.feature_call)
+ if (!ppc_md.feature_call || !machine_is(powermac))
return -ENODEV;
return ppc_md.feature_call(selector, node, param, value);
}