git: 9262a9ce06a6 - stable/13 - hidraw: Make HIDIOCGRDESCSIZE ioctl return report descriptor size

[Vladimir Kondratyev]

The branch stable/13 has been updated by wulf:

URL: https://cgit.FreeBSD.org/src/commit/?id=9262a9ce06a697c7459a03d559b980673fd9c934

commit 9262a9ce06a697c7459a03d559b980673fd9c934
Author:     Vladimir Kondratyev <wulf at FreeBSD.org>
AuthorDate: 2021-02-13 18:19:02 +0000
Commit:     Vladimir Kondratyev <wulf at FreeBSD.org>
CommitDate: 2021-02-23 23:41:49 +0000

    hidraw: Make HIDIOCGRDESCSIZE ioctl return report descriptor size
    
    defined by hardware rather than cached one to match HIDIOCGRDESC ioctl.
    This fixes errors reported by hid-tools being run against /dev/hidraw#
    device node belonging to driver which overloads report descriptor.
    
    MFC after:      1 week
    
    (cherry picked from commit f988d7fa050e4886cdeb9483a039e75d58c31883)
---
 sys/dev/hid/hidraw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/hid/hidraw.c b/sys/dev/hid/hidraw.c
index 6cc67ff14d23..e71b2e2c7d5d 100644
--- a/sys/dev/hid/hidraw.c
+++ b/sys/dev/hid/hidraw.c
@@ -703,7 +703,7 @@ hidraw_ioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag,
 		return (0);
 
 	case HIDIOCGRDESCSIZE:
-		*(int *)addr = sc->sc_rdesc->len;
+		*(int *)addr = sc->sc_hw->rdescsize;
 		return (0);
 
 	case HIDIOCGRDESC: