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-rw-r--r--src/tests/filst/sc-bad-write.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/tests/filst/sc-bad-write.c b/src/tests/filst/sc-bad-write.c
index 28e0409..4d04155 100644
--- a/src/tests/filst/sc-bad-write.c
+++ b/src/tests/filst/sc-bad-write.c
@@ -19,14 +19,14 @@ static inline void *pg_round_up (const void *va) {
}
/**
- * A global variable that will give us an address in the BSS segment.
+ * External symbol which address is the first address after all data in the BSS segment.
*/
-int global = 3;
+extern int _end_bss;
void test_main(void)
{
// Get the addres of the first unmapped page in the system.
- unsigned page = (unsigned)pg_round_up(&global);
+ unsigned page = (unsigned)pg_round_up(&_end_bss);
// Reserve space for 4 parameters.
unsigned base = page - sizeof(int) * 4;