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-rw-r--r--ports/stm32/main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ports/stm32/main.c b/ports/stm32/main.c
index 042561db5..45bacbc6c 100644
--- a/ports/stm32/main.c
+++ b/ports/stm32/main.c
@@ -501,6 +501,7 @@ void stm32_main(uint32_t reset_mode) {
#if MICROPY_HW_SDRAM_SIZE
sdram_init();
bool sdram_valid = true;
+ UNUSED(sdram_valid);
#if MICROPY_HW_SDRAM_STARTUP_TEST
sdram_valid = sdram_test(true);
#endif