aboutsummaryrefslogtreecommitdiff
path: root/arch/ia64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/kernel/crash.c5
-rw-r--r--arch/ia64/kernel/machine_kexec.c2
2 files changed, 7 insertions, 0 deletions
diff --git a/arch/ia64/kernel/crash.c b/arch/ia64/kernel/crash.c
index 2018e624f5e..9d92097ce96 100644
--- a/arch/ia64/kernel/crash.c
+++ b/arch/ia64/kernel/crash.c
@@ -118,6 +118,11 @@ machine_crash_shutdown(struct pt_regs *pt)
static void
machine_kdump_on_init(void)
{
+ if (!ia64_kimage) {
+ printk(KERN_NOTICE "machine_kdump_on_init(): "
+ "kdump not configured\n");
+ return;
+ }
local_irq_disable();
kexec_disable_iosapic();
machine_kexec(ia64_kimage);
diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
index e51cd904a23..4f0f3b8c1ee 100644
--- a/arch/ia64/kernel/machine_kexec.c
+++ b/arch/ia64/kernel/machine_kexec.c
@@ -82,6 +82,7 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
unsigned long vector;
int ii;
+ BUG_ON(!image);
if (image->type == KEXEC_TYPE_CRASH) {
crash_save_this_cpu();
current->thread.ksp = (__u64)info->sw - 16;
@@ -120,6 +121,7 @@ static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
void machine_kexec(struct kimage *image)
{
+ BUG_ON(!image);
unw_init_running(ia64_machine_kexec, image);
for(;;);
}