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kernfs_path_from_node_locked: don't overwrite nlen
[cascardo/linux.git]
/
fs
/
kernfs
/
dir.c
diff --git
a/fs/kernfs/dir.c
b/fs/kernfs/dir.c
index
03b688d
..
37f9678
100644
(file)
--- a/
fs/kernfs/dir.c
+++ b/
fs/kernfs/dir.c
@@
-153,9
+153,9
@@
static int kernfs_path_from_node_locked(struct kernfs_node *kn_to,
p = buf + len + nlen;
*p = '\0';
for (kn = kn_to; kn != common; kn = kn->parent) {
-
nlen
= strlen(kn->name);
- p -=
nlen
;
- memcpy(p, kn->name,
nlen
);
+
size_t tmp
= strlen(kn->name);
+ p -=
tmp
;
+ memcpy(p, kn->name,
tmp
);
*(--p) = '/';
}