[PATCH] etnaviv: Prevent seg-fault when non-etnaviv card is present

[Ben Clouser]

Signed-off-by: Ben Clouser <ben.clouser at toradex.com>
---
 Depends on patch from stefan at agner.ch: "etnaviv: use different error code"
 etnaviv/etnadrm_module.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/etnaviv/etnadrm_module.c b/etnaviv/etnadrm_module.c
index 5e97cee..ced2cea 100644
--- a/etnaviv/etnadrm_module.c
+++ b/etnaviv/etnadrm_module.c
@@ -27,8 +27,12 @@ static pointer etnadrm_setup(pointer module, pointer opts, int *errmaj,
 		return (pointer) 1;
 	}
 
-	*errmaj = LDR_MODSPECIFIC;
-	*errmin = 0;
+	if(errmaj){
+		*errmaj = LDR_MODSPECIFIC;
+	}
+	if(errmin){
+		*errmin = 0;
+	}
 
 	return NULL;
 }
-- 
2.7.4