diff options
Diffstat (limited to 'arch/arm/kernel/machine_kexec.c')
| -rw-r--r-- | arch/arm/kernel/machine_kexec.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index dee34efca748..e29c3337ca81 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -8,6 +8,7 @@ #include <linux/reboot.h> #include <linux/io.h> #include <linux/irq.h> +#include <linux/memblock.h> #include <asm/pgtable.h> #include <linux/of_fdt.h> #include <asm/pgalloc.h> @@ -44,6 +45,11 @@ int machine_kexec_prepare(struct kimage *image) for (i = 0; i < image->nr_segments; i++) { current_segment = &image->segment[i]; + err = memblock_is_region_memory(current_segment->mem, + current_segment->memsz); + if (err) + return - EINVAL; + err = get_user(header, (__be32*)current_segment->buf); if (err) return err; |