Re: [2.6 patch] drivers/ieee1394/csr1212.c: remove dead code

From: Jody McIntyre
Date: Mon Nov 21 2005 - 16:47:41 EST


On Mon, Nov 21, 2005 at 08:45:29PM +0100, Stefan Richter wrote:

> Or for better yet, we should use _csr1212_read_keyval() instead so that
> we get more sensible error codes.

Good idea. How about:


csr1212: check results of keyval reads

csr1212_parse_csr() did not properly check return values when reading
keyvals. Fix this by using _csr1212_read_keyval() instead of
csr1212_get_keyval() and checking the return code.

Signed-off-by: Jody McIntyre <scjody@xxxxxxxxxxxxxxxx>

Index: linux/drivers/ieee1394/csr1212.c
===================================================================
--- linux.orig/drivers/ieee1394/csr1212.c
+++ linux/drivers/ieee1394/csr1212.c
@@ -1610,16 +1610,16 @@ int csr1212_parse_csr(struct csr1212_csr
csr->root_kv->valid = 0;
csr->root_kv->next = csr->root_kv;
csr->root_kv->prev = csr->root_kv;
- csr1212_get_keyval(csr, csr->root_kv);
+ if (_csr1212_read_keyval(csr, csr->root_kv) != CSR1212_SUCCESS)
+ return ret;

/* Scan through the Root directory finding all extended ROM regions
* 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) {
- csr1212_get_keyval(csr, dentry->kv);
-
- if (ret != CSR1212_SUCCESS)
+ if (_csr1212_read_keyval(csr, dentry->kv) !=
+ CSR1212_SUCCESS)
return ret;
}
}

> --
> Stefan Richter
> -=====-=-=-= =-== =-=-=
> http://arcgraph.de/sr/
>
>
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