mailbox: zynqmp: Fix counts of child nodes
authorTanmay Shah <tanmay.shah@amd.com>
Sat, 11 Mar 2023 01:24:04 +0000 (17:24 -0800)
committerMathieu Poirier <mathieu.poirier@linaro.org>
Tue, 14 Mar 2023 19:27:53 +0000 (13:27 -0600)
commitf72f805e72882c361e2a612c64a6e549f3da7152
tree093b10eda8bcc3f6b3d3b6b7fbd7266fe33bfdfe
parent408ec1ff0caa340c57eecf4cbd14ef0132036a50
mailbox: zynqmp: Fix counts of child nodes

If child mailbox node status is disabled it causes
crash in interrupt handler. Fix this by assigning
only available child node during driver probe.

Fixes: 4981b82ba2ff ("mailbox: ZynqMP IPI mailbox controller")
Signed-off-by: Tanmay Shah <tanmay.shah@amd.com>
Acked-by: Michal Simek <michal.simek@amd.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230311012407.1292118-2-tanmay.shah@amd.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
drivers/mailbox/zynqmp-ipi-mailbox.c