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(parent: 2e1421d) | patch
gadgetfs: ep_io - wait until IRQ finishes
authorJozef Martiniak <jomajm@gmail.com>
Fri, 8 Jul 2022 07:06:44 +0000 (09:06 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 8 Jul 2022 12:50:43 +0000 (14:50 +0200)
commit04cb742d4d8f30dc2e83b46ac317eec09191c68e
treecd1189d178ab5bff8b44eea58b85f70282eb7ef2tree | snapshot
parent2e1421d6ce321118dfff370e473ba8d290b2ecbdcommit | diff
gadgetfs: ep_io - wait until IRQ finishes

after usb_ep_queue() if wait_for_completion_interruptible() is
interrupted we need to wait until IRQ gets finished.

Otherwise complete() from epio_complete() can corrupt stack.

Signed-off-by: Jozef Martiniak <jomajm@gmail.com>
Link: https://lore.kernel.org/r/20220708070645.6130-1-jomajm@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/gadget/legacy/inode.c diff | blob | history
Domain: System / Kernel;