code cleanup: use ptrdiff_t when comparing pointers and tag event as an unused arg to move_to_layer_invoke()

1 files changed, 1 insertions, 1 deletions

diff --git a/source/blender/imbuf/intern/openexr/openexr_api.cpp b/source/blender/imbuf/intern/openexr/openexr_api.cpp
index 16f2df9406d..5d2632ec0d7 100644
--- a/source/blender/imbuf/intern/openexr/openexr_api.cpp
+++ b/source/blender/imbuf/intern/openexr/openexr_api.cpp
@@ -881,7 +881,7 @@ void IMB_exr_close(void *handle)
 /* get a substring from the end of the name, separated by '.' */
 static int imb_exr_split_token(const char *str, const char *end, const char **token)
 {
-	int64_t maxlen = end - str;
+	ptrdiff_t maxlen = end - str;
 	int len = 0;
 	while (len < maxlen && *(end - len - 1) != '.') {
 		len++;