1 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/shader/prog_uniform.c b/src/mesa/shader/prog_uniform.c
index dc76be8e46c..0642713148c 100644
--- a/src/mesa/shader/prog_uniform.c
+++ b/src/mesa/shader/prog_uniform.c
@@ -142,8 +142,8 @@ _mesa_longest_uniform_name(const struct gl_uniform_list *list)
    GLint max = 0;
    GLuint i;
    for (i = 0; list && i < list->NumUniforms; i++) {
-      GLuint len = _mesa_strlen(list->Uniforms[i].Name);
-      if (len > (GLuint)max)
+      GLint len = (GLint)_mesa_strlen(list->Uniforms[i].Name);
+      if (len > max)
          max = len;
    }
    return max;