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move symlink type check for readlink() into VFS, and return the right POSIX error

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David van Moolenbroek 2009-05-20 09:46:06 +00:00
parent 50b77e3529
commit 9797d17d54
1 changed files with 7 additions and 0 deletions
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7
servers/vfs/link.c
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@ -356,6 +356,13 @@ PUBLIC int do_rdlink()
r = lookup_vp(PATH_RET_SYMLINK, 0 /*!use_realuid*/, &vp);
if (r != OK) return r;
/* Make sure this is a symbolic link */
if ((vp->v_mode & I_TYPE) != I_SYMBOLIC_LINK) {
put_vnode(vp);
return EINVAL;
}
/* Issue request */
r= req_rdlink(vp->v_fs_e, vp->v_inode_nr, who_e, (vir_bytes)m_in.name2,
copylen);