Kunwu Chan f2645f10d7 x86/xen: Add some null pointer checking to smp.c
[ Upstream commit 3693bb4465e6e32a204a5b86d3ec7e6b9f7e67c2 ]

kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.

Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202401161119.iof6BQsf-lkp@intel.com/
Suggested-by: Markus Elfring <Markus.Elfring@web.de>
Reviewed-by: Juergen Gross <jgross@suse.com>
Link: https://lore.kernel.org/r/20240119094948.275390-1-chentao@kylinos.cn
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
(cherry picked from commit 70a33a629090130d731fc1e1ad498bb672eea165)
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
2024-04-16 09:38:55 +00:00
..
2019-10-29 09:16:56 +01:00
2022-04-20 09:08:21 +02:00
2022-04-20 09:08:21 +02:00