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-rw-r--r--tools/perf/builtin-top.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 37512e93623..a1b1d10912d 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -686,6 +686,8 @@ static void handle_keypress(int c)
switch (c) {
case 'd':
prompt_integer(&delay_secs, "Enter display delay");
+ if (delay_secs < 1)
+ delay_secs = 1;
break;
case 'e':
prompt_integer(&print_entries, "Enter display entries (lines)");