hardening: run more code unprivileged

1 files changed, 10 insertions, 0 deletions

diff --git a/src/firejail/util.c b/src/firejail/util.c
index 46b392eed..3e2cd13d5 100644
--- a/src/firejail/util.c
+++ b/src/firejail/util.c
@@ -250,6 +250,16 @@ void logerr(const char *msg) {
         closelog();
 }
 
+
+void set_nice(int inc) {
+        errno = 0;
+        int rv = nice(inc);
+        (void) rv;
+        if (errno)
+                fwarning("cannot set nice value\n");
+}
+
+
 static int copy_file_by_fd(int src, int dst) {
         assert(src >= 0);
         assert(dst >= 0);