From: Sergey Matyukevich <sergey.matyukev...@synopsys.com>
Use BUILD_BUG for compile-time check of invalid sizes passed
to get_user/put_user functions.
Signed-off-by: Sergey Matyukevich <sergey.matyukev...@synopsys.com>
---
arch/arc/include/asm/uaccess.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arc/include/asm/uaccess.h b/arch/arc/include/asm/uaccess.h
index 783bfdb3bfa3..9d1205bf90f1 100644
--- a/arch/arc/include/asm/uaccess.h
+++ b/arch/arc/include/asm/uaccess.h
@@ -62,6 +62,7 @@
case 2: __arc_get_user_one(*(k), u, "ldw", __ret); break; \
case 4: __arc_get_user_one(*(k), u, "ld", __ret); break; \
case 8: __arc_get_user_one_64(*(k), u, __ret); break; \
+ default: BUILD_BUG(); \
} \
__ret; \
})
@@ -123,6 +124,7 @@
case 2: __arc_put_user_one(*(k), u, "stw", __ret); break; \
case 4: __arc_put_user_one(*(k), u, "st", __ret); break; \
case 8: __arc_put_user_one_64(*(k), u, __ret); break; \
+ default: BUILD_BUG(); \
} \
__ret; \
})
--
2.35.0
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