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-rw-r--r--tools/perf/util/mmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 97cf4fab564b..fbbbe87f0308 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -272,7 +272,7 @@ int perf_mmap__push(struct perf_mmap *md, bool overwrite,
{
u64 head = perf_mmap__read_head(md);
u64 old = md->prev;
- u64 end = head, start = old;
+ u64 end, start;
unsigned char *data = md->base + page_size;
unsigned long size;
void *buf;