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-rw-r--r--src/mesa/shader/slang/slang_builtin.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mesa/shader/slang/slang_builtin.c b/src/mesa/shader/slang/slang_builtin.c
index 20fafee4b9e..db00c54b8a2 100644
--- a/src/mesa/shader/slang/slang_builtin.c
+++ b/src/mesa/shader/slang/slang_builtin.c
@@ -108,6 +108,7 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
if (tokens[0] == STATE_TEXTURE_MATRIX) {
if (index1 >= 0) {
tokens[1] = index1; /* which texture matrix */
+ index1 = 0; /* prevent extra addition at end of function */
}
}
if (index1 < 0) {