diff options
| -rw-r--r-- | kernel/trace/ftrace.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index da1710499698..3951c0d0ec63 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -4202,12 +4202,12 @@ static int add_rec_by_index(struct ftrace_hash *hash, struct ftrace_glob *func_g, int clear_filter) { - long index = simple_strtoul(func_g->search, NULL, 0); + long index; struct ftrace_page *pg; struct dyn_ftrace *rec; /* The index starts at 1 */ - if (--index < 0) + if (kstrtoul(func_g->search, 0, &index) || --index < 0) return 0; do_for_each_ftrace_rec(pg, rec) { @@ -5817,9 +5817,8 @@ __setup("ftrace_graph_notrace=", set_graph_notrace_function); static int __init set_graph_max_depth_function(char *str) { - if (!str) + if (!str || kstrtouint(str, 0, &fgraph_max_depth)) return 0; - fgraph_max_depth = simple_strtoul(str, NULL, 0); return 1; } __setup("ftrace_graph_max_depth=", set_graph_max_depth_function); |