hackswip

1 files changed, 2 insertions, 2 deletions

diff --git a/transfer.c b/transfer.c
index 9c5e125..0ea9413 100644
--- a/transfer.c
+++ b/transfer.c
@@ -422,7 +422,7 @@ int mg2di_gt_init(GridTransferContext *ctx)
         double src_start, src_end, dst_start, dst_end;
 
         if (ctx->src.step[i] <= 0.0 || ctx->dst.step[i] <= 0.0 ||
-            ctx->src.size[i] < 2 || ctx->dst.size[i] < 1)
+            ctx->src.size[i] < 1 || ctx->dst.size[i] < 1)
             return -EINVAL;
 
         src_start = ctx->src.start[i] * ctx->src.step[i] - ctx->extrapolate_distance;
@@ -430,7 +430,7 @@ int mg2di_gt_init(GridTransferContext *ctx)
         dst_start = ctx->dst.start[i] * ctx->dst.step[i];
         dst_end   = (ctx->dst.start[i] + ctx->dst.size[i] - 1) * ctx->dst.step[i];
 
-        if (src_start >= src_end || dst_start < src_start || dst_end > src_end)
+        if (src_start > src_end || dst_start < src_start || dst_end > src_end)
             return -EINVAL;
     }