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csr1212: add check for !valid

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Don't read the keyval if there's already a valid one in place.  May not be
necessary but shouldn't hurt.

Signed-off-by: Jody McIntyre <scjdy@steamballoon.com>
This commit is contained in:
Jody McIntyre 2005-11-22 12:17:14 -05:00 committed by Jody McIntyre
parent 5303a986c3
commit a96074e76f
1 changed files with 2 additions and 1 deletions
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3
drivers/ieee1394/csr1212.c
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@ -1618,7 +1618,8 @@ int csr1212_parse_csr(struct csr1212_csr *csr)
* and make cache regions for them */
for (dentry = csr->root_kv->value.directory.dentries_head;
dentry; dentry = dentry->next) {
if (dentry->kv->key.id == CSR1212_KV_ID_EXTENDED_ROM) {
if (dentry->kv->key.id == CSR1212_KV_ID_EXTENDED_ROM &&
!dentry->kv->valid) {
ret = _csr1212_read_keyval(csr, dentry->kv);
if (ret != CSR1212_SUCCESS)
return ret;