IB/mthca: Avoid integer overflow when dealing with profile size

[linux-2.6-omap-h63xx.git] / drivers / infiniband / hw / mthca / mthca_profile.c

diff --git a/drivers/infiniband/hw/mthca/mthca_profile.c b/drivers/infiniband/hw/mthca/mthca_profile.c
index 26bf86d1cfcd693cf29cdc19bd9704ec916b65de..605a8d57fac6764c97a7029b887e7517dbdadb9f 100644 (file)
--- a/drivers/infiniband/hw/mthca/mthca_profile.c
+++ b/drivers/infiniband/hw/mthca/mthca_profile.c
@@ -63,7 +63,7 @@ enum {
        MTHCA_NUM_PDS = 1 << 15
 };
 
-u64 mthca_make_profile(struct mthca_dev *dev,
+s64 mthca_make_profile(struct mthca_dev *dev,
                       struct mthca_profile *request,
                       struct mthca_dev_lim *dev_lim,
                       struct mthca_init_hca_param *init_hca)
@@ -77,7 +77,7 @@ u64 mthca_make_profile(struct mthca_dev *dev,
        };
 
        u64 mem_base, mem_avail;
-       u64 total_size = 0;
+       s64 total_size = 0;
        struct mthca_resource *profile;
        struct mthca_resource tmp;
        int i, j;