Messages in this thread | | | Date | Tue, 22 Jul 2014 10:53:13 +0300 | From | Dan Carpenter <> | Subject | Re: [PATCH] kernel/debug/kdb/kdb_bp.c: fix argument range check |
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On Fri, Jul 18, 2014 at 08:40:24PM +0300, Andrey Utkin wrote: > Dropped negativity check; enhanced upper limit check as proposed by > Walter Harms <wharms@bfs.de> > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=80591 > Reported-by: David Binderman <dcb314@hotmail.com> > Signed-off-by: Andrey Utkin <andrey.krieger.utkin@gmail.com> > --- > kernel/debug/kdb/kdb_bp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kernel/debug/kdb/kdb_bp.c b/kernel/debug/kdb/kdb_bp.c > index 70a5046..371150f 100644 > --- a/kernel/debug/kdb/kdb_bp.c > +++ b/kernel/debug/kdb/kdb_bp.c > @@ -39,7 +39,7 @@ static char *kdb_rwtypes[] = { > > static char *kdb_bptype(kdb_bp_t *bp) > { > - if (bp->bp_type < 0 || bp->bp_type > 4) > + if (bp->bp_type >= ARRAY_SIZE(kdb_rwtypes)) > return "";
I like this version of the patch because it silences the static checker warning like the first one does but it also makes the code more readable.
regards, dan carpenter
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