Powerpc Add a null pointer check in opal_event_init()
Description: Powerpc Add a null pointer check in opal_event_init()
JIRA: https://issues.redhat.com/browse/RHEL-37060
CVE: CVE-2023-52686
Build Info: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=61353843
Tested: Verified Brew build test kernel RPMs
Signed-off-by: Mamatha Inamdar minamdar@redhat.com
commit 8649829a1dd25199bbf557b2621cedb4bf9b3050 Author: Kunwu Chan chentao@kylinos.cn Date: Mon Nov 27 11:07:55 2023 +0800
powerpc/powernv: Add a null pointer check in opal_event_init()
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure.
Fixes: 2717a33d6074 ("powerpc/opal-irqchip: Use interrupt names if present")
Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20231127030755.1546750-1-chentao@kylinos.cn
Signed-off-by: Mamatha Inamdar minamdar@redhat.com