Make the use_spi_crc module parameter read only in sysfs.
Signed-off-by: Ben Gardiner <ben.l.gardiner@xxxxxxxxx>
---
drivers/mmc/core/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 49a5bca..93f64b3 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -60,7 +60,7 @@ static const unsigned freqs[] = { 400000, 300000, 200000, 100000 };
* So we allow it it to be disabled.
*/
bool use_spi_crc = 1;
-module_param(use_spi_crc, bool, 0);
+module_param(use_spi_crc, bool, 0444);
/*
* We normally treat cards as removed during suspend if they are not
--
1.8.1.2
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