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-rw-r--r--backport-include/linux/io.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/backport-include/linux/io.h b/backport-include/linux/io.h
new file mode 100644
index 0000000..78ae465
--- /dev/null
+++ b/backport-include/linux/io.h
@@ -0,0 +1,9 @@
+#ifndef __BP_LINUX_IO_H
+#define __BP_LINUX_IO_H
+#include_next <linux/io.h>
+
+#ifndef IOMEM_ERR_PTR
+#define IOMEM_ERR_PTR(err) (__force void __iomem *)ERR_PTR(err)
+#endif
+
+#endif /* __BP_LINUX_IO_H */