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Ursula Braun authored
SMC ioctl processing requires the sock lock to work properly in all thinkable scenarios. Problem has been found with RaceFuzzer and fixes: KASAN: null-ptr-deref Read in smc_ioctl Reported-by:
Byoungyoung Lee <lifeasageek@gmail.com> Reported-by: syzbot+35b2c5aa76fd398b9fd4@syzkaller.appspotmail.com Signed-off-by:
Ursula Braun <ubraun@linux.ibm.com> Reviewed-by:
Stefano Brivio <sbrivio@redhat.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
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