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-rw-r--r--mm/cma.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/cma.c b/mm/cma.c
index 4eb56badf37e..ea506eb18cd6 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -363,7 +363,9 @@ err:
*/
struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align)
{
- unsigned long mask, offset, pfn, start = 0;
+ unsigned long mask, offset;
+ unsigned long pfn = -1;
+ unsigned long start = 0;
unsigned long bitmap_maxno, bitmap_no, bitmap_count;
struct page *page = NULL;
int ret;
@@ -418,7 +420,7 @@ struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align)
start = bitmap_no + mask + 1;
}
- trace_cma_alloc(page ? pfn : -1UL, page, count, align);
+ trace_cma_alloc(pfn, page, count, align);
pr_debug("%s(): returned %p\n", __func__, page);
return page;