summaryrefslogtreecommitdiff
path: root/arch/s390/kernel/crash_dump.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/kernel/crash_dump.c')
-rw-r--r--arch/s390/kernel/crash_dump.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index d72a6df058d7..785d54c9350c 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -191,8 +191,8 @@ static int copy_oldmem_user(void __user *dst, void *src, size_t count)
return rc;
} else {
/* Check for swapped kdump oldmem areas */
- if (oldmem_data.start && from - oldmem_data.size < oldmem_data.size) {
- from -= oldmem_data.size;
+ if (oldmem_data.start && from - oldmem_data.start < oldmem_data.size) {
+ from -= oldmem_data.start;
len = min(count, oldmem_data.size - from);
} else if (oldmem_data.start && from < oldmem_data.size) {
len = min(count, oldmem_data.size - from);