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sunrpc: use kmemdup_nul() in gssp_stringify() 

It is more efficient to use kmemdup_nul() if the size is known exactly
.

According to doc:
"Note: Use kmemdup_nul() instead if the size is known exactly."

Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Chen Zhou 2020-05-08 20:40:00 +08:00 committed by J. Bruce Fields
parent c25bf185e5
commit 1eb2f96d0b
1 changed files with 1 additions and 1 deletions
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2
net/sunrpc/auth_gss/gss_rpc_upcall.c
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@ -223,7 +223,7 @@ static int gssp_alloc_receive_pages(struct gssx_arg_accept_sec_context *arg)
static char *gssp_stringify(struct xdr_netobj *netobj)
{
return kstrndup(netobj->data, netobj->len, GFP_KERNEL);
return kmemdup_nul(netobj->data, netobj->len, GFP_KERNEL);
}
static void gssp_hostbased_service(char **principal)