A number of filesystems were potentially triggering kernel bugs due to corrupted symlink names on disk. This helper helps safely terminate the names. Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Duane Griffin <duaneg@xxxxxxxxx> --- include/linux/namei.h | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/include/linux/namei.h b/include/linux/namei.h index 99eb803..231ce28 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -94,4 +94,9 @@ static inline char *nd_get_link(struct nameidata *nd) return nd->saved_names[nd->depth]; } +static inline void nd_terminate_link(void *name, unsigned len, unsigned maxlen) +{ + ((char *) name)[min(len, maxlen)] = '\0'; +} + #endif /* _LINUX_NAMEI_H */ -- 1.6.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html