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Input: rmi4 - iterative IRQ handler
authorDmitry Torokhov <dmitry.torokhov@gmail.com>
Tue, 5 May 2026 04:59:36 +0000 (21:59 -0700)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Fri, 12 Jun 2026 05:39:27 +0000 (22:39 -0700)
commitb6ca982afd0e8fbcbb340092d3c6d3b4a217686c
tree1824e087881992f2ec11e1667cd99e662252b7c7tree | snapshot
parenta55a683a8e2bddb5467baab3e597a93022d4ee05commit | diff
Input: rmi4 - iterative IRQ handler

The current IRQ handler uses recursion to drain the attention FIFO,
which can lead to stack overflow on deep queues. Convert it to a
loop.

Fixes: b908d3cd812a ("Input: synaptics-rmi4 - allow to add attention data")
Cc: stable@vger.kernel.org
Assisted-by: Gemini:gemini-3.1-pro
Link: https://patch.msgid.link/20260505045952.1570713-6-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
drivers/input/rmi4/rmi_driver.c diff | blob | blame | history
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