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-rw-r--r--kernel/umh.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/umh.c b/kernel/umh.c
index 6ff9905250ff..18e5fa4b0e71 100644
--- a/kernel/umh.c
+++ b/kernel/umh.c
@@ -537,14 +537,14 @@ static int proc_cap_handler(struct ctl_table *table, int write,
/*
* Drop everything not in the new_cap (but don't add things)
*/
- spin_lock(&umh_sysctl_lock);
if (write) {
+ spin_lock(&umh_sysctl_lock);
if (table->data == CAP_BSET)
usermodehelper_bset = cap_intersect(usermodehelper_bset, new_cap);
if (table->data == CAP_PI)
usermodehelper_inheritable = cap_intersect(usermodehelper_inheritable, new_cap);
+ spin_unlock(&umh_sysctl_lock);
}
- spin_unlock(&umh_sysctl_lock);
return 0;
}