diff --git a/lustre/llite/symlink.c b/lustre/llite/symlink.c index 884138595488635f04cc0cb058f6954214cf4504..b90299dcac51b06b1a6a16a40635f0b29ee3e1d5 100644 --- a/lustre/llite/symlink.c +++ b/lustre/llite/symlink.c @@ -167,22 +167,16 @@ static LL_FOLLOW_LINK_RETURN_TYPE ll_follow_link(struct dentry *dentry, struct n #endif CDEBUG(D_VFSTRACE, "VFS Op\n"); -#if THREAD_SIZE < 8192 - /* - * We set the limits recursive symlink to 5 - * instead of default 8 when kernel has 4k stack - * to prevent stack overflow. - */ - if (current->link_count >= 5) { + /* Limit the recursive symlink depth to 5 instead of default + * 8 links when kernel has 4k stack to prevent stack overflow. */ + if (THREAD_SIZE < 8192 && current->link_count >= 5) { rc = -ELOOP; - GOTO(out_release, rc); + } else { + down(&lli->lli_size_sem); + rc = ll_readlink_internal(inode, &request, &symname); + up(&lli->lli_size_sem); } -#endif - down(&lli->lli_size_sem); - rc = ll_readlink_internal(inode, &request, &symname); - up(&lli->lli_size_sem); if (rc) { -out_release: path_release(nd); /* Kernel assumes that ->follow_link() releases nameidata on error */ GOTO(out, rc);