fixed some comparisons between signed and unsigned integers

In some places, there were int variables being compared to unsigned
ints when they would never take a negative value, exposing some edge
cases that didn't need to be there.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/cairo-array.c b/src/cairo-array.c
index 60f45db4e..c93714f38 100644
--- a/src/cairo-array.c
+++ b/src/cairo-array.c
@@ -412,7 +412,7 @@ void *
 _cairo_user_data_array_get_data (cairo_user_data_array_t     *array,
 				 const cairo_user_data_key_t *key)
 {
-    int i, num_slots;
+    unsigned int i, num_slots;
     cairo_user_data_slot_t *slots;
 
     /* We allow this to support degenerate objects such as cairo_surface_nil. */
@@ -452,7 +452,7 @@ _cairo_user_data_array_set_data (cairo_user_data_array_t     *array,
 				 cairo_destroy_func_t	      destroy)
 {
     cairo_status_t status;
-    int i, num_slots;
+    unsigned int i, num_slots;
     cairo_user_data_slot_t *slots, *slot, new_slot;
 
     if (user_data) {
@@ -523,7 +523,7 @@ _cairo_user_data_array_foreach (cairo_user_data_array_t     *array,
 				void *closure)
 {
     cairo_user_data_slot_t *slots;
-    int i, num_slots;
+    unsigned int i, num_slots;
 
     num_slots = array->num_elements;
     slots = _cairo_array_index (array, 0);