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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-07-07 12:35:33 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-07-07 12:35:33 +0100 |
commit | 06be5eefe1192eb8ce8d07497f67595b6bfe9741 (patch) | |
tree | 80f1987d4970f8079681f8be0c135cafc8d6329a /fs/9p/vfs_inode_dotl.c | |
parent | ARM: fix lockdep unannotated irqs-off warning (diff) | |
parent | ARM: avoid unwanted GCC memset()/memcpy() optimisations for IO variants (diff) | |
download | linux-dev-06be5eefe1192eb8ce8d07497f67595b6bfe9741.tar.xz linux-dev-06be5eefe1192eb8ce8d07497f67595b6bfe9741.zip |
Merge branches 'fixes' and 'ioremap' into for-linus
Diffstat (limited to 'fs/9p/vfs_inode_dotl.c')
-rw-r--r-- | fs/9p/vfs_inode_dotl.c | 39 |
1 files changed, 11 insertions, 28 deletions
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c index 9861c7c951a6..09e4433717b8 100644 --- a/fs/9p/vfs_inode_dotl.c +++ b/fs/9p/vfs_inode_dotl.c @@ -905,41 +905,24 @@ error: /** * v9fs_vfs_follow_link_dotl - follow a symlink path * @dentry: dentry for symlink - * @nd: nameidata - * + * @cookie: place to pass the data to put_link() */ -static void * -v9fs_vfs_follow_link_dotl(struct dentry *dentry, struct nameidata *nd) +static const char * +v9fs_vfs_follow_link_dotl(struct dentry *dentry, void **cookie) { - int retval; - struct p9_fid *fid; - char *link = __getname(); + struct p9_fid *fid = v9fs_fid_lookup(dentry); char *target; + int retval; p9_debug(P9_DEBUG_VFS, "%pd\n", dentry); - if (!link) { - link = ERR_PTR(-ENOMEM); - goto ndset; - } - fid = v9fs_fid_lookup(dentry); - if (IS_ERR(fid)) { - __putname(link); - link = ERR_CAST(fid); - goto ndset; - } + if (IS_ERR(fid)) + return ERR_CAST(fid); retval = p9_client_readlink(fid, &target); - if (!retval) { - strcpy(link, target); - kfree(target); - goto ndset; - } - __putname(link); - link = ERR_PTR(retval); -ndset: - nd_set_link(nd, link); - return NULL; + if (retval) + return ERR_PTR(retval); + return *cookie = target; } int v9fs_refresh_inode_dotl(struct p9_fid *fid, struct inode *inode) @@ -1006,7 +989,7 @@ const struct inode_operations v9fs_file_inode_operations_dotl = { const struct inode_operations v9fs_symlink_inode_operations_dotl = { .readlink = generic_readlink, .follow_link = v9fs_vfs_follow_link_dotl, - .put_link = v9fs_vfs_put_link, + .put_link = kfree_put_link, .getattr = v9fs_vfs_getattr_dotl, .setattr = v9fs_vfs_setattr_dotl, .setxattr = generic_setxattr, |