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authorJody McIntyre <scjdy@steamballoon.com>2005-11-22 12:17:14 -0500
committerJody McIntyre <scjody@modernduck.com>2005-11-22 12:17:14 -0500
commita96074e76f87a4f658af4ecfd95edc89cfd61fc1 (patch)
tree5c791716a5b8533f25025fbd019d72b9f4e9907f /drivers/ieee1394/csr1212.c
parentcsr1212: check results of keyval reads (diff)
downloadlinux-dev-a96074e76f87a4f658af4ecfd95edc89cfd61fc1.tar.xz
linux-dev-a96074e76f87a4f658af4ecfd95edc89cfd61fc1.zip
csr1212: add check for !valid
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>
Diffstat (limited to 'drivers/ieee1394/csr1212.c')
-rw-r--r--drivers/ieee1394/csr1212.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c
index 4812d59e8976..15773544234b 100644
--- a/drivers/ieee1394/csr1212.c
+++ b/drivers/ieee1394/csr1212.c
@@ -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;