luks2: Rename index variable "j" to "i" in luks2_get_keyslot()

Looping variable "j" was named such because the variable name "i" was taken.
Since "i" has been renamed in the previous patch, we can rename "j" to "i".

Signed-off-by: Glenn Washburn <development@efficientek.com>
Reviewed-by: Patrick Steinhardt <ps@pks.im>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

diff --git a/grub-core/disk/luks2.c b/grub-core/disk/luks2.c
index 2830f83cf3a83be4b5c6e6b88fc52cc8ac3b63ba..d96764a02c234db8ff6a85d703c6ee1fec8b988b 100644 (file)
--- a/grub-core/disk/luks2.c
+++ b/grub-core/disk/luks2.c
@@ -258,7 +258,7 @@ luks2_get_keyslot (grub_luks2_keyslot_t *k, grub_luks2_digest_t *d, grub_luks2_s
                   const grub_json_t *root, grub_size_t keyslot_idx)
 {
   grub_json_t keyslots, keyslot, digests, digest, segments, segment;
-  grub_size_t j, size;
+  grub_size_t i, size;
   grub_uint64_t idx;
 
   /* Get nth keyslot */
@@ -273,35 +273,35 @@ luks2_get_keyslot (grub_luks2_keyslot_t *k, grub_luks2_digest_t *d, grub_luks2_s
   if (grub_json_getvalue (&digests, root, "digests") ||
       grub_json_getsize (&size, &digests))
     return grub_error (GRUB_ERR_BAD_ARGUMENT, "Could not get digests");
-  for (j = 0; j < size; j++)
+  for (i = 0; i < size; i++)
     {
-      if (grub_json_getchild (&digest, &digests, j) ||
+      if (grub_json_getchild (&digest, &digests, i) ||
           grub_json_getchild (&digest, &digest, 0) ||
           luks2_parse_digest (d, &digest))
-       return grub_error (GRUB_ERR_BAD_ARGUMENT, "Could not parse digest %"PRIuGRUB_SIZE, j);
+       return grub_error (GRUB_ERR_BAD_ARGUMENT, "Could not parse digest %"PRIuGRUB_SIZE, i);
 
       if ((d->keyslots & (1 << idx)))
        break;
     }
-  if (j == size)
+  if (i == size)
       return grub_error (GRUB_ERR_FILE_NOT_FOUND, "No digest for keyslot %"PRIuGRUB_SIZE, keyslot_idx);
 
   /* Get segment that matches the digest. */
   if (grub_json_getvalue (&segments, root, "segments") ||
       grub_json_getsize (&size, &segments))
     return grub_error (GRUB_ERR_BAD_ARGUMENT, "Could not get segments");
-  for (j = 0; j < size; j++)
+  for (i = 0; i < size; i++)
     {
-      if (grub_json_getchild (&segment, &segments, j) ||
+      if (grub_json_getchild (&segment, &segments, i) ||
          grub_json_getuint64 (&idx, &segment, NULL) ||
          grub_json_getchild (&segment, &segment, 0) ||
           luks2_parse_segment (s, &segment))
-       return grub_error (GRUB_ERR_BAD_ARGUMENT, "Could not parse segment %"PRIuGRUB_SIZE, j);
+       return grub_error (GRUB_ERR_BAD_ARGUMENT, "Could not parse segment %"PRIuGRUB_SIZE, i);
 
       if ((d->segments & (1 << idx)))
        break;
     }
-  if (j == size)
+  if (i == size)
     return grub_error (GRUB_ERR_FILE_NOT_FOUND, "No segment for digest %"PRIuGRUB_SIZE);
 
   return GRUB_ERR_NONE;