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authorMariusz Kozlowski <m.kozlowski@tuxland.pl>2007-01-02 12:31:47 +0100
committerPaul Mackerras <paulus@samba.org>2007-01-24 21:13:57 +1100
commitb1374051433cc252540058e8a90107c90fa23eb4 (patch)
tree16b9f6ae5b0a3d874bcebc57755279c3c6569fa5 /arch/powerpc/kernel
parenta2894cfb3a6d60980ba85181e31ccc079807e92b (diff)
[POWERPC] arch/ppc/kernel/prom.c of_node_(get|put) cleanup
Remove redundant argument checks for of_node_get() and of_node_put(). Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/prom.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 1fc732a552d..3be52d693ec 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1221,8 +1221,7 @@ struct device_node *of_find_node_by_name(struct device_node *from,
if (np->name != NULL && strcasecmp(np->name, name) == 0
&& of_node_get(np))
break;
- if (from)
- of_node_put(from);
+ of_node_put(from);
read_unlock(&devtree_lock);
return np;
}
@@ -1250,8 +1249,7 @@ struct device_node *of_find_node_by_type(struct device_node *from,
if (np->type != 0 && strcasecmp(np->type, type) == 0
&& of_node_get(np))
break;
- if (from)
- of_node_put(from);
+ of_node_put(from);
read_unlock(&devtree_lock);
return np;
}
@@ -1285,8 +1283,7 @@ struct device_node *of_find_compatible_node(struct device_node *from,
if (device_is_compatible(np, compatible) && of_node_get(np))
break;
}
- if (from)
- of_node_put(from);
+ of_node_put(from);
read_unlock(&devtree_lock);
return np;
}
@@ -1329,8 +1326,7 @@ struct device_node *of_find_node_by_phandle(phandle handle)
for (np = allnodes; np != 0; np = np->allnext)
if (np->linux_phandle == handle)
break;
- if (np)
- of_node_get(np);
+ of_node_get(np);
read_unlock(&devtree_lock);
return np;
}
@@ -1353,8 +1349,7 @@ struct device_node *of_find_all_nodes(struct device_node *prev)
for (; np != 0; np = np->allnext)
if (of_node_get(np))
break;
- if (prev)
- of_node_put(prev);
+ of_node_put(prev);
read_unlock(&devtree_lock);
return np;
}
@@ -1399,8 +1394,7 @@ struct device_node *of_get_next_child(const struct device_node *node,
for (; next != 0; next = next->sibling)
if (of_node_get(next))
break;
- if (prev)
- of_node_put(prev);
+ of_node_put(prev);
read_unlock(&devtree_lock);
return next;
}