Messages in this thread | | | Subject | Re: [PATCH] cnic: ensure ulp_type is not negative | From | "Michael Chan" <> | Date | Mon, 2 Nov 2009 09:56:59 -0800 |
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On Mon, 2009-11-02 at 08:53 -0800, Roel Kluin wrote: > `ulp_type' is signed, make sure it is not negative > when we read the array element. > > Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Looks good to me. Thanks. Acked-by: Michael Chan <mchan@broadcom.com>
> --- > drivers/net/cnic.c | 8 ++++---- > 1 files changed, 4 insertions(+), 4 deletions(-) > > diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c > index 3bf1b04..f384b0a 100644 > --- a/drivers/net/cnic.c > +++ b/drivers/net/cnic.c > @@ -347,7 +347,7 @@ int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops) > { > struct cnic_dev *dev; > > - if (ulp_type >= MAX_CNIC_ULP_TYPE) { > + if (ulp_type < 0 || ulp_type >= MAX_CNIC_ULP_TYPE) { > printk(KERN_ERR PFX "cnic_register_driver: Bad type %d\n", > ulp_type); > return -EINVAL; > @@ -393,7 +393,7 @@ int cnic_unregister_driver(int ulp_type) > struct cnic_ulp_ops *ulp_ops; > int i = 0; > > - if (ulp_type >= MAX_CNIC_ULP_TYPE) { > + if (ulp_type < 0 || ulp_type >= MAX_CNIC_ULP_TYPE) { > printk(KERN_ERR PFX "cnic_unregister_driver: Bad type %d\n", > ulp_type); > return -EINVAL; > @@ -449,7 +449,7 @@ static int cnic_register_device(struct cnic_dev *dev, int ulp_type, > struct cnic_local *cp = dev->cnic_priv; > struct cnic_ulp_ops *ulp_ops; > > - if (ulp_type >= MAX_CNIC_ULP_TYPE) { > + if (ulp_type < 0 || ulp_type >= MAX_CNIC_ULP_TYPE) { > printk(KERN_ERR PFX "cnic_register_device: Bad type %d\n", > ulp_type); > return -EINVAL; > @@ -490,7 +490,7 @@ static int cnic_unregister_device(struct cnic_dev *dev, int ulp_type) > struct cnic_local *cp = dev->cnic_priv; > int i = 0; > > - if (ulp_type >= MAX_CNIC_ULP_TYPE) { > + if (ulp_type < 0 || ulp_type >= MAX_CNIC_ULP_TYPE) { > printk(KERN_ERR PFX "cnic_unregister_device: Bad type %d\n", > ulp_type); > return -EINVAL; >
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