diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c index 74b2c619c56c8..7ac4b98e28bca 100644 --- a/tools/perf/ui/stdio/hist.c +++ b/tools/perf/ui/stdio/hist.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include #include #include #include @@ -24,6 +25,9 @@ static size_t callchain__fprintf_left_margin(FILE *fp, int left_margin) int i; int ret = fprintf(fp, " "); + if (left_margin > USHRT_MAX) + left_margin = USHRT_MAX; + for (i = 0; i < left_margin; i++) ret += fprintf(fp, " ");