Am 17.06.2011 12:31, schrieb Dan Carpenter: > In 34c87901e113 "Shrink stack space usage in cifs_construct_tcon" we > change the size of the username name buffer from MAX_USERNAME_SIZE > (256) to 28. This call to snprintf() needs to be updated as well. > > Signed-off-by: Dan Carpenter <error27@xxxxxxxxx> > --- > I know that everyone is going to complain about using a literal but > it's local to this function and it's commented in the lines above. > I'm not opposed to using a define, I suppose, if you give me a good > one, but really I'd just as soon leave it as is. *eye roll in > advance*. > > diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c > index 12cf72d..efd1c7a 100644 > --- a/fs/cifs/connect.c > +++ b/fs/cifs/connect.c > @@ -3451,7 +3451,7 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, uid_t fsuid) > goto out; > } > > - snprintf(username, MAX_USERNAME_SIZE, "krb50x%x", fsuid); > + snprintf(username, 28, "krb50x%x", fsuid); > vol_info->username = username; > vol_info->local_nls = cifs_sb->local_nls; > vol_info->linux_uid = fsuid; perhaps we should restrict it in the format also: "krb50x%22x" that would leave the opportunity to have a sane limit, instead of just cutting. just my 2 cents, re, wh just my 2 cents, re, wh > -- > To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
