kobject_get_path() will oops if one of the component names is
NULL. Fix that by returning NULL instead of oopsing.
Signed-off-by: Chuck Ebbert <[email protected]>
---
Helge, this fixes your "2.6.15 OOPS while trying to mount cdrom".
Probably not the best fix, but It Works For Me (TM).
--- 2.6.15a.orig/lib/kobject.c
+++ 2.6.15a/lib/kobject.c
@@ -72,6 +72,8 @@ static int get_kobj_path_length(struct k
* Add 1 to strlen for leading '/' of each level.
*/
do {
+ if (kobject_name(parent) == NULL)
+ return 0;
length += strlen(kobject_name(parent)) + 1;
parent = parent->parent;
} while (parent);
@@ -107,6 +109,8 @@ char *kobject_get_path(struct kobject *k
int len;
len = get_kobj_path_length(kobj);
+ if (len == 0)
+ return NULL;
path = kmalloc(len, gfp_mask);
if (!path)
return NULL;
--
Chuck
Currently reading: _Olympos_ by Dan Simmons
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