Please ignore this for the time being, I'll be issuing a v2 soon... Harry On 27/03/2018 14:45, harrymorris12@xxxxxxxxx wrote:
From: Harry Morris <h.morris@xxxxxxxxxxx> This patchset fixes a small bug in the ca8210 driver discovered by Domen Puncer Kugler <domen.puncer@xxxxxxxxxxx>. The bug allows for uninitialised memory to be sent out over SPI by writing unexpected commands to the debug interface. The bug is described in more detail in 1/1. This fix has been tested on a Raspberry Pi running kernel 4.9.37-v7+: harry@raspberrypi:~ $ sudo bash -c 'echo -ne "\x4f\x10" > /sys/kernel/debug/ca8210' bash: line 0: echo: write error: Message too long harry@raspberrypi:~ $ Harry Morris (1): ieee802154: ca8210: fix uninitialised data read drivers/net/ieee802154/ca8210.c | 7 +++++++ 1 file changed, 7 insertions(+)
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