On Fri, 12 Oct 2007 10:56:38 +0200 Andreas Henriksson <[EMAIL PROTECTED]> wrote:
> From: Alexander Wirt <[EMAIL PROTECTED]> > > > Signed-off-by: Andreas Henriksson <[EMAIL PROTECTED]> > --- > ip/iplink.c | 4 ++++ > 1 files changed, 4 insertions(+), 0 deletions(-) > > diff --git a/ip/iplink.c b/ip/iplink.c > index 4060845..da1f64e 100644 > --- a/ip/iplink.c > +++ b/ip/iplink.c > @@ -670,6 +670,10 @@ static int do_set(int argc, char **argv) > } > > if (newname && strcmp(dev, newname)) { > + if (strlen(newname) == 0) { > + printf("\"\" is not valid device identifier\n"); > + return -1; > + } > if (do_changename(dev, newname) < 0) > return -1; > dev = newname; The kernel should already be preventing this? -- Stephen Hemminger <[EMAIL PROTECTED]> - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html