Remove nb_dim param from dnn convolutions

theano/sandbox/cuda/dnn_fwd.c

@@ -3,7 +3,7 @@
 int
 APPLY_SPECIFIC(conv_fwd)(CudaNdarray *input, CudaNdarray *kerns,
                          CudaNdarray *om, cudnnConvolutionDescriptor_t desc,
-                         float alpha, float beta, int nb_dim, CudaNdarray **output) {
+                         float alpha, float beta, CudaNdarray **output) {
 
   cudnnStatus_t err = CUDNN_STATUS_SUCCESS;
   if (CudaNdarray_HOST_DIMS(input)[1] != CudaNdarray_HOST_DIMS(kerns)[1]) {
@@ -17,6 +17,8 @@ APPLY_SPECIFIC(conv_fwd)(CudaNdarray *input, CudaNdarray *kerns,
   if (c_set_filterNd(kerns, APPLY_SPECIFIC(kerns)) == -1)
     return 1;
 
+  int nb_dim = CudaNdarray_NDIM(input);
+
 #ifdef CONV_INPLACE
   Py_XDECREF(*output);
   *output = om;

theano/sandbox/cuda/dnn_gi.c

@@ -3,7 +3,7 @@
 int
 APPLY_SPECIFIC(conv_gi)(CudaNdarray *kerns, CudaNdarray *output,
                         CudaNdarray *im, cudnnConvolutionDescriptor_t desc,
-                        float alpha, float beta, int nb_dim, CudaNdarray **input) {
+                        float alpha, float beta, CudaNdarray **input) {
   cudnnStatus_t err = CUDNN_STATUS_SUCCESS;
 
   if (CudaNdarray_HOST_DIMS(im)[1] != CudaNdarray_HOST_DIMS(kerns)[1]) {
@@ -17,6 +17,8 @@ APPLY_SPECIFIC(conv_gi)(CudaNdarray *kerns, CudaNdarray *output,
   if (c_set_filterNd(kerns, APPLY_SPECIFIC(kerns)) == -1)
     return 1;
 
+  int nb_dim = CudaNdarray_NDIM(output);
+
 #ifdef CONV_INPLACE
   Py_XDECREF(*input);
   *input = im;

theano/sandbox/cuda/dnn_gw.c

@@ -3,7 +3,7 @@
 int
 APPLY_SPECIFIC(conv_gw)(CudaNdarray *input, CudaNdarray *output,
                         CudaNdarray *km, cudnnConvolutionDescriptor_t desc,
-                        float alpha, float beta, int nb_dim, CudaNdarray **kerns) {
+                        float alpha, float beta, CudaNdarray **kerns) {
   cudnnStatus_t err = CUDNN_STATUS_SUCCESS;
 
   if (CudaNdarray_HOST_DIMS(input)[1] != CudaNdarray_HOST_DIMS(km)[1]) {
@@ -17,6 +17,8 @@ APPLY_SPECIFIC(conv_gw)(CudaNdarray *input, CudaNdarray *output,
   if (c_set_tensorNd(output, APPLY_SPECIFIC(output)) == -1)
     return 1;
 
+  int nb_dim = CudaNdarray_NDIM(output);
+
 #ifdef CONV_INPLACE
   Py_XDECREF(*kerns);
   *kerns = km;