Message ID | 1604490791-53825-1-git-send-email-dong.menglong@zte.com.cn |
---|---|
State | Changes Requested |
Delegated to: | David Miller |
Headers | show |
Series | net: macvlan: remove redundant initialization in macvlan_dev_netpoll_setup | expand |
Context | Check | Description |
---|---|---|
jkicinski/cover_letter | success | Link |
jkicinski/fixes_present | success | Link |
jkicinski/patch_count | success | Link |
jkicinski/tree_selection | success | Guessed tree name to be net-next |
jkicinski/subject_prefix | warning | Target tree name not specified in the subject |
jkicinski/source_inline | success | Was 0 now: 0 |
jkicinski/verify_signedoff | success | Link |
jkicinski/module_param | success | Was 0 now: 0 |
jkicinski/build_32bit | success | Errors and warnings before: 0 this patch: 0 |
jkicinski/kdoc | success | Errors and warnings before: 0 this patch: 0 |
jkicinski/verify_fixes | success | Link |
jkicinski/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 11 lines checked |
jkicinski/build_allmodconfig_warn | success | Errors and warnings before: 0 this patch: 0 |
jkicinski/header_inline | success | Link |
jkicinski/stable | success | Stable not CCed |
On Wed, 4 Nov 2020 06:53:11 -0500 menglong8.dong@gmail.com wrote: > From: Menglong Dong <dong.menglong@zte.com.cn> > > The initialization for err with 0 seems useless, as it is soon updated > with -ENOMEM. So, we can init err with -ENOMEM. > > Signed-off-by: Menglong Dong <dong.menglong@zte.com.cn> > --- > drivers/net/macvlan.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c > index dd96020..a568b39 100644 > --- a/drivers/net/macvlan.c > +++ b/drivers/net/macvlan.c > @@ -1096,10 +1096,9 @@ static int macvlan_dev_netpoll_setup(struct net_device *dev, struct netpoll_info > struct macvlan_dev *vlan = netdev_priv(dev); > struct net_device *real_dev = vlan->lowerdev; > struct netpoll *netpoll; > - int err = 0; Removing the ' = 0' would be better, let's keep the assignment of -ENOMEM close to where it matters. > + int err = -ENOMEM; > > netpoll = kzalloc(sizeof(*netpoll), GFP_KERNEL); > - err = -ENOMEM; > if (!netpoll) > goto out; >
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index dd96020..a568b39 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -1096,10 +1096,9 @@ static int macvlan_dev_netpoll_setup(struct net_device *dev, struct netpoll_info struct macvlan_dev *vlan = netdev_priv(dev); struct net_device *real_dev = vlan->lowerdev; struct netpoll *netpoll; - int err = 0; + int err = -ENOMEM; netpoll = kzalloc(sizeof(*netpoll), GFP_KERNEL); - err = -ENOMEM; if (!netpoll) goto out;