[PATCH] v9fs: symlink support fixes

Two symlink fixes, v9fs_readlink didn't copy the last character of the
symlink name, v9fs_vfs_follow_link incorrectly called strlen of newly
allocated buffer instead of PATH_MAX.

Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 91f552454c7..63e5b0398e8 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -886,8 +886,8 @@ static int v9fs_readlink(struct dentry *dentry, char *buffer, int buflen)
         }
 
         /* copy extension buffer into buffer */
-        if (fcall->params.rstat.stat.extension.len < buflen)
-                buflen = fcall->params.rstat.stat.extension.len;
+        if (fcall->params.rstat.stat.extension.len+1 < buflen)
+                buflen = fcall->params.rstat.stat.extension.len + 1;
 
         memcpy(buffer, fcall->params.rstat.stat.extension.str, buflen - 1);
         buffer[buflen-1] = 0;
@@ -951,7 +951,7 @@ static void *v9fs_vfs_follow_link(struct dentry *dentry, struct nameidata *nd)
         if (!link)
                 link = ERR_PTR(-ENOMEM);
         else {
-                len = v9fs_readlink(dentry, link, strlen(link));
+                len = v9fs_readlink(dentry, link, PATH_MAX);
 
                 if (len < 0) {
                         __putname(link);