1 files changed, 1 insertions, 1 deletions

diff --git a/tools/perf/trace/beauty/ioctl.c b/tools/perf/trace/beauty/ioctl.c
index 620350d41209..52242fa4072b 100644
--- a/tools/perf/trace/beauty/ioctl.c
+++ b/tools/perf/trace/beauty/ioctl.c
@@ -175,7 +175,7 @@ static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size, boo
 size_t syscall_arg__scnprintf_ioctl_cmd(char *bf, size_t size, struct syscall_arg *arg)
 {
         unsigned long cmd = arg->val;
-        unsigned int fd = syscall_arg__val(arg, 0);
+        int fd = syscall_arg__val(arg, 0);
         struct file *file = thread__files_entry(arg->thread, fd);
 
         if (file != NULL) {