Even though usb_functionfs_descs_head structure is now deprecated,
it has been used by some user space tools. It's removel in commit
[ac8dde1: Add flags to descriptors block] was an oversight leading
to build breakage for such tools.
Bring it back so that old user space tools can still be build
without problems on newer kernel versions.
Cc: <stable@xxxxxxxxxxxxxxx> # 3.14
Signed-off-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
---
include/uapi/linux/usb/functionfs.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h
index 2a4b4a7..92c94e8 100644
--- a/include/uapi/linux/usb/functionfs.h
+++ b/include/uapi/linux/usb/functionfs.h
@@ -33,6 +33,13 @@ struct usb_endpoint_descriptor_no_audio {
__u8 bInterval;
} __attribute__((packed));
+/* Legacy format, deprecated as of 3.14. */
+struct usb_functionfs_descs_head {
+ __le32 magic;
+ __le32 length;
+ __le32 fs_count;
+ __le32 hs_count;
+} __attribute__((packed));
/*
* Descriptors format:
--
2.0.0.526.g5318336
--
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