From: "Shailendra Verma" <[email protected]> There is no need to call kfree() if memdup_user() fails, as no memory was allocated and the error in the error-valued pointer should be returned.
Signed-off-by: Shailendra Verma <[email protected]> --- security/selinux/selinuxfs.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c index 72c145d..b6d0a23 100644 --- a/security/selinux/selinuxfs.c +++ b/security/selinux/selinuxfs.c @@ -1166,7 +1166,7 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf, length = -EINVAL; if (sscanf(page, "%d", &new_value) != 1) - goto out; + goto out1; if (new_value) new_value = 1; @@ -1174,9 +1174,10 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf, bool_pending_values[index] = new_value; length = count; +out1: + kfree(page); out: mutex_unlock(&sel_mutex); - kfree(page); return length; } -- 1.7.9.5
