gpu: nvgpu: Fix signed comparison bugs

Fix small problems related to signed versus unsigned comparisons
throughout the driver. Bump up the warning level to prevent such
problems from occuring in future.

Change-Id: I8ff5efb419f664e8a2aedadd6515ae4d18502ae0
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1252068
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/as_gk20a.c b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
index 8144ec6e..6cdbe3e1 100644
--- a/drivers/gpu/nvgpu/gk20a/as_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
@@ -263,7 +263,7 @@ static int gk20a_as_ioctl_get_va_regions(
         unsigned int write_entries;
         struct nvgpu_as_va_region __user *user_region_ptr;
         struct vm_gk20a *vm = as_share->vm;
-        int page_sizes = gmmu_page_size_kernel;
+        unsigned int page_sizes = gmmu_page_size_kernel;
 
         gk20a_dbg_fn("");