misc: open-dice: do not assume dev->of_node is valid

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dev->of_node is not null only when the device is configured via device
tree. When the matching device is configured by other means (like ACPI),
the current code will cause null pointer dereference.

Signed-off-by: Song Guo <songguo@google.com>
Link: https://patch.msgid.link/20260715122146.4069884-2-songguo@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Song Guo 2026-07-15 12:21:44 +00:00 • committed by Greg Kroah-Hartman

parent 9bdecb9173

commit b072266078

1 changed files with 9 additions and 4 deletions

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drivers/misc/open-dice.c

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