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s390/crash: remove redundant panic() on save area allocation failure

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Make save_area_alloc() return classic NULL on allocation failure.
The only caller smp_save_dump_cpus() does check the return value
already and panics if NULL is returned.

Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
This commit is contained in:
Alexander Gordeev 2022-07-15 12:02:33 +02:00
parent 7190d84966
commit 86caa4b678
1 changed files with 1 additions and 1 deletions
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2
arch/s390/kernel/crash_dump.c
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@ -63,7 +63,7 @@ struct save_area * __init save_area_alloc(bool is_boot_cpu)
sa = memblock_alloc(sizeof(*sa), 8);
if (!sa)
panic("Failed to allocate save area\n");
return NULL;
if (is_boot_cpu)
list_add(&sa->list, &dump_save_areas);