net: hns3: fix for vport->bw_limit overflow problem

[mirror_ubuntu-bionic-kernel.git] / mm / cma_debug.c

diff --git a/mm/cma_debug.c b/mm/cma_debug.c
index 275df8b5b22e7bdb722e95774a1948d6c69fa4f8..c47ea3cfee79113a15b653ab1c692574c39c2295 100644 (file)
--- a/mm/cma_debug.c
+++ b/mm/cma_debug.c
@@ -58,7 +58,7 @@ static int cma_maxchunk_get(void *data, u64 *val)
        mutex_lock(&cma->lock);
        for (;;) {
                start = find_next_zero_bit(cma->bitmap, bitmap_maxno, end);
-               if (start >= cma->count)
+               if (start >= bitmap_maxno)
                        break;
                end = find_next_bit(cma->bitmap, bitmap_maxno, start);
                maxchunk = max(end - start, maxchunk);