usb: chaoskey: fix locking for O_NONBLOCK

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A failure to take a lock with O_NONBLOCK needs to result
in -EAGAIN. Change it.

Fixes: 66e3e59189 ("usb: Add driver for Altus Metrum ChaosKey device (v2)")
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Link: https://patch.msgid.link/20251030093918.2248104-1-oneukum@suse.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Oliver Neukum 2025-10-30 10:39:06 +01:00 • committed by Greg Kroah-Hartman

parent 7ebbd0a5a9

commit a2fa8a12e6

1 changed files with 13 additions and 3 deletions

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16

drivers/usb/misc/chaoskey.c

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