Merge tag 'asoc-fix-v5.13-rc4' of https://git.kernel.org/pub/scm/linux/kernel/git...

[platform/kernel/linux-rpi.git] / drivers / ras / cec.c

diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index ddecf25..d7894f1 100644 (file)
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -309,11 +309,20 @@ static bool sanity_check(struct ce_array *ca)
        return ret;
 }
 
+/**
+ * cec_add_elem - Add an element to the CEC array.
+ * @pfn:       page frame number to insert
+ *
+ * Return values:
+ * - <0:       on error
+ * -  0:       on success
+ * - >0:       when the inserted pfn was offlined
+ */
 static int cec_add_elem(u64 pfn)
 {
        struct ce_array *ca = &ce_arr;
+       int count, err, ret = 0;
        unsigned int to = 0;
-       int count, ret = 0;
 
        /*
         * We can be called very early on the identify_cpu() path where we are
@@ -330,8 +339,8 @@ static int cec_add_elem(u64 pfn)
        if (ca->n == MAX_ELEMS)
                WARN_ON(!del_lru_elem_unlocked(ca));
 
-       ret = find_elem(ca, pfn, &to);
-       if (ret < 0) {
+       err = find_elem(ca, pfn, &to);
+       if (err < 0) {
                /*
                 * Shift range [to-end] to make room for one more element.
                 */