lib: introduce strncpy_from_unsafe()

[mirror_ubuntu-bionic-kernel.git] / include / linux / uaccess.h

diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index ae572c1386073cce6c57807c47dc3d4694af0f03..d6f2c2c5b04337ee21aadf5a5454d6c9a6ac9260 100644 (file)
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -129,4 +129,6 @@ extern long __probe_kernel_read(void *dst, const void *src, size_t size);
 extern long notrace probe_kernel_write(void *dst, const void *src, size_t size);
 extern long notrace __probe_kernel_write(void *dst, const void *src, size_t size);
 
+extern long strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count);
+
 #endif         /* __LINUX_UACCESS_H__ */