1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c
index d7d502dd741e..b224079d4e1f 100644
--- a/drivers/infiniband/hw/mthca/mthca_memfree.c
+++ b/drivers/infiniband/hw/mthca/mthca_memfree.c
@@ -359,12 +359,14 @@ struct mthca_icm_table *mthca_alloc_icm_table(struct mthca_dev *dev,
                                               int use_lowmem, int use_coherent)
 {
         struct mthca_icm_table *table;
+        int obj_per_chunk;
         int num_icm;
         unsigned chunk_size;
         int i;
         u8 status;
 
-        num_icm = (obj_size * nobj + MTHCA_TABLE_CHUNK_SIZE - 1) / MTHCA_TABLE_CHUNK_SIZE;
+        obj_per_chunk = MTHCA_TABLE_CHUNK_SIZE / obj_size;
+        num_icm = DIV_ROUND_UP(nobj, obj_per_chunk);
 
         table = kmalloc(sizeof *table + num_icm * sizeof *table->icm, GFP_KERNEL);
         if (!table)