On 2013年04月08日 21:45, Rusty Russell wrote: >> > >> > and for this patch, is it suitable to send patch v2 ? > Yes, that's fine. >
thanks, I will send patch v2 (the subject need delete "strncpy issue") >>> >> However, kallsyms_lookup also calls kallsyms_expand_symbol, which >>> >> doesn't stop at KSYM_NAME_LEN, so if a name was longer than that we'd >>> >> have a real bug. >>> >> >>> >> Would you like to take a look at that, too? >>> >> >> > >> > it looks like a bug. for me, I prefer to give length check for it. >> > >> > but I am sorry, now, I can not be sure whether it is really a bug. > It really is. We don't export any symbols > 128 characters, but if we > did then kallsyms_expand_symbol() would overflow the buffer handed to > it. > > Your suggestion about an explicit length for kallsyms_expand_symbol() is > the correct one. thank you to give me additional chance to send a new patch, I will send another patch for it. since you find it, firstly, and also give a confirmation. can I add you as "Signed-of-by", too ? and excuse me: I think I should spend time resources to have a test for new patch. so I will finish it within this weekend (2013-4-14), is it OK ? thanks. -- Chen Gang Asianux Corporation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/