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-rw-r--r--mm/zsmalloc.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 8705a010e2d3..a9a9ff233a13 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1537,7 +1537,12 @@ static void zs_object_copy(unsigned long src, unsigned long dst,
if (written == class->size)
break;
- if (s_off + size >= PAGE_SIZE) {
+ s_off += size;
+ s_size -= size;
+ d_off += size;
+ d_size -= size;
+
+ if (s_off >= PAGE_SIZE) {
kunmap_atomic(d_addr);
kunmap_atomic(s_addr);
s_page = get_next_page(s_page);
@@ -1546,21 +1551,15 @@ static void zs_object_copy(unsigned long src, unsigned long dst,
d_addr = kmap_atomic(d_page);
s_size = class->size - written;
s_off = 0;
- } else {
- s_off += size;
- s_size -= size;
}
- if (d_off + size >= PAGE_SIZE) {
+ if (d_off >= PAGE_SIZE) {
kunmap_atomic(d_addr);
d_page = get_next_page(d_page);
BUG_ON(!d_page);
d_addr = kmap_atomic(d_page);
d_size = class->size - written;
d_off = 0;
- } else {
- d_off += size;
- d_size -= size;
}
}