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-rw-r--r--lib/fault-inject.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/fault-inject.c b/lib/fault-inject.c
index 8186ca84910b..ce12621b4275 100644
--- a/lib/fault-inject.c
+++ b/lib/fault-inject.c
@@ -106,7 +106,9 @@ bool should_fail(struct fault_attr *attr, ssize_t size)
unsigned int fail_nth = READ_ONCE(current->fail_nth);
if (fail_nth) {
- if (!WRITE_ONCE(current->fail_nth, fail_nth - 1))
+ fail_nth--;
+ WRITE_ONCE(current->fail_nth, fail_nth);
+ if (!fail_nth)
goto fail;
return false;