diff options
Diffstat (limited to 'kexec')
| -rw-r--r-- | kexec/arch/ppc64/kexec-ppc64.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/kexec/arch/ppc64/kexec-ppc64.c b/kexec/arch/ppc64/kexec-ppc64.c index b0d8acd..ad8a31c 100644 --- a/kexec/arch/ppc64/kexec-ppc64.c +++ b/kexec/arch/ppc64/kexec-ppc64.c @@ -715,7 +715,16 @@ int get_memory_ranges(struct memory_range **range, int *ranges, if (setup_memory_ranges(kexec_flags)) return -1; - *range = memory_range; + /* + * copy the memory here, another realloc_memory_ranges might + * corrupt the old memory + */ + *range = calloc(sizeof(struct memory_range), nr_memory_ranges); + if (*range == NULL) + return -1; + memmove(*range, memory_range, + sizeof(struct memory_range) * nr_memory_ranges); + *ranges = nr_memory_ranges; fprintf(stderr, "get memory ranges:%d\n", nr_memory_ranges); return 0; |