Messages in this thread Patch in this message | | | Subject | [PATCH] FUSE: readdir fixes | From | Miklos Szeredi <> | Date | Fri, 01 Apr 2005 22:55:50 +0200 |
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This patch correctly sets f_pos in readdir. The offset passed from userspace is now the offset of the next entry. Needs at least libfuse 2.3-pre2 to work properly.
Zero lengh filenames are also disallowed.
Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
diff -rup linux-2.6.12-rc1-mm4/fs/fuse/dir.c linux-fuse/fs/fuse/dir.c --- linux-2.6.12-rc1-mm4/fs/fuse/dir.c 2005-03-31 21:52:18.000000000 +0200 +++ linux-fuse/fs/fuse/dir.c 2005-04-01 22:49:25.000000000 +0200 @@ -477,19 +477,19 @@ static int parse_dirfile(char *buf, size struct fuse_dirent *dirent = (struct fuse_dirent *) buf; size_t reclen = FUSE_DIRENT_SIZE(dirent); int over; - if (dirent->namelen > FUSE_NAME_MAX) + if (!dirent->namelen || dirent->namelen > FUSE_NAME_MAX) return -EIO; if (reclen > nbytes) break; over = filldir(dstbuf, dirent->name, dirent->namelen, - dirent->off, dirent->ino, dirent->type); + file->f_pos, dirent->ino, dirent->type); if (over) break; buf += reclen; - file->f_pos += reclen; nbytes -= reclen; + file->f_pos = dirent->off; } return 0; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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