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-rw-r--r--arch/sparc/lib/Makefile1
-rw-r--r--arch/sparc/lib/usercopy.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
index e75faf0e59ae..c4b5e03af115 100644
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -44,3 +44,4 @@ obj-y += iomap.o
obj-$(CONFIG_SPARC32) += atomic32.o
obj-y += ksyms.o
obj-$(CONFIG_SPARC64) += PeeCeeI.o
+obj-y += usercopy.o
diff --git a/arch/sparc/lib/usercopy.c b/arch/sparc/lib/usercopy.c
new file mode 100644
index 000000000000..14b363fec8a2
--- /dev/null
+++ b/arch/sparc/lib/usercopy.c
@@ -0,0 +1,8 @@
+#include <linux/module.h>
+#include <linux/bug.h>
+
+void copy_from_user_overflow(void)
+{
+ WARN(1, "Buffer overflow detected!\n");
+}
+EXPORT_SYMBOL(copy_from_user_overflow);
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