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-rw-r--r--extmod/modurandom.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/extmod/modurandom.c b/extmod/modurandom.c
index fb85eddcb3..3ed6e9130e 100644
--- a/extmod/modurandom.c
+++ b/extmod/modurandom.c
@@ -40,7 +40,7 @@
STATIC uint32_t yasmarang_pad = 0xeda4baba, yasmarang_n = 69, yasmarang_d = 233;
STATIC uint8_t yasmarang_dat = 0;
-uint32_t yasmarang(void)
+STATIC uint32_t yasmarang(void)
{
yasmarang_pad += yasmarang_dat + yasmarang_d * yasmarang_n;
yasmarang_pad = (yasmarang_pad<<3) + (yasmarang_pad>>29);