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-rw-r--r--fs/exec.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 07a059664b73..614991bf0c87 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1060,23 +1060,20 @@ int check_unsafe_exec(struct linux_binprm *bprm)
1060{ 1060{
1061 struct task_struct *p = current, *t; 1061 struct task_struct *p = current, *t;
1062 unsigned long flags; 1062 unsigned long flags;
1063 unsigned n_fs, n_sighand; 1063 unsigned n_fs;
1064 int res = 0; 1064 int res = 0;
1065 1065
1066 bprm->unsafe = tracehook_unsafe_exec(p); 1066 bprm->unsafe = tracehook_unsafe_exec(p);
1067 1067
1068 n_fs = 1; 1068 n_fs = 1;
1069 n_sighand = 1;
1070 write_lock(&p->fs->lock); 1069 write_lock(&p->fs->lock);
1071 lock_task_sighand(p, &flags); 1070 lock_task_sighand(p, &flags);
1072 for (t = next_thread(p); t != p; t = next_thread(t)) { 1071 for (t = next_thread(p); t != p; t = next_thread(t)) {
1073 if (t->fs == p->fs) 1072 if (t->fs == p->fs)
1074 n_fs++; 1073 n_fs++;
1075 n_sighand++;
1076 } 1074 }
1077 1075
1078 if (p->fs->users > n_fs || 1076 if (p->fs->users > n_fs) {
1079 atomic_read(&p->sighand->count) > n_sighand) {
1080 bprm->unsafe |= LSM_UNSAFE_SHARE; 1077 bprm->unsafe |= LSM_UNSAFE_SHARE;
1081 } else { 1078 } else {
1082 if (p->fs->in_exec) 1079 if (p->fs->in_exec)