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net: Change skb_ensure_writable()'s write_len param to unsigned int type

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Both pskb_may_pull() and skb_clone_writable()'s length parameters are of
type unsigned int already. Therefore, change this function's write_len
param to unsigned int type.

Signed-off-by: Liu Jian <liujian56@huawei.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20220416105801.88708-3-liujian56@huawei.com
This commit is contained in:
Liu Jian 2022-04-16 18:58:00 +08:00 committed by Daniel Borkmann
parent 45969b4152
commit 92ece28072
2 changed files with 2 additions and 2 deletions
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2
include/linux/skbuff.h
View file

@ -3885,7 +3885,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features);
struct sk_buff *skb_segment_list(struct sk_buff *skb, netdev_features_t features,
unsigned int offset);
struct sk_buff *skb_vlan_untag(struct sk_buff *skb);
int skb_ensure_writable(struct sk_buff *skb, int write_len);
int skb_ensure_writable(struct sk_buff *skb, unsigned int write_len);
int __skb_vlan_pop(struct sk_buff *skb, u16 *vlan_tci);
int skb_vlan_pop(struct sk_buff *skb);
int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci);

2
net/core/skbuff.c
View file

@ -5601,7 +5601,7 @@ struct sk_buff *skb_vlan_untag(struct sk_buff *skb)
}
EXPORT_SYMBOL(skb_vlan_untag);
int skb_ensure_writable(struct sk_buff *skb, int write_len)
int skb_ensure_writable(struct sk_buff *skb, unsigned int write_len)
{
if (!pskb_may_pull(skb, write_len))
return -ENOMEM;