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authorHaiyang Tan <haiyangtan@tencent.com>2018-10-15 06:17:55 -0700
committerDamjan Marion <dmarion@me.com>2018-10-16 11:37:49 +0000
commita5ab5034f4b50fc5a19ccf8910c91613e6a52f5a (patch)
tree7ada95f1671e1f5b525355a6f90e6456813a012c /src/vlib/buffer.c
parente9239c978277d838c0c5ca0ad3076ef85d15138a (diff)
Fix coverity issue for potentially overflowing of page size
Change-Id: I2779626d745badb63386efcf729da7a094a4f297 Signed-off-by: Haiyang Tan <haiyangtan@tencent.com>
Diffstat (limited to 'src/vlib/buffer.c')
-rw-r--r--src/vlib/buffer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/vlib/buffer.c b/src/vlib/buffer.c
index a704efb40f4..785fa9b8aac 100644
--- a/src/vlib/buffer.c
+++ b/src/vlib/buffer.c
@@ -910,7 +910,7 @@ vlib_buffer_pool_create (vlib_main_t * vm, vlib_physmem_region_index_t pri,
p->log2_page_size = pr->log2_page_size;
p->buffer_size = buffer_size;
- p->buffers_per_page = (1 << pr->log2_page_size) / p->buffer_size;
+ p->buffers_per_page = (1ull << pr->log2_page_size) / p->buffer_size;
p->n_elts = p->buffers_per_page * pr->n_pages;
p->n_used = 0;
clib_spinlock_init (&p->lock);