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SUNRPC: Fix rpc_sockaddr2uaddr

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rpc_sockaddr2uaddr is only used by net/sunrpc/rpcb_clnt.c, where
it is used in a non-blockable context in at least one case.

Add non-blocking capability by adding a gfp_t argument

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2011-10-17 16:08:10 -07:00
parent 45402c38ee
commit d77385f238
3 changed files with 8 additions and 6 deletions
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5
net/sunrpc/addr.c
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@@ -255,12 +255,13 @@ EXPORT_SYMBOL_GPL(rpc_pton);
/**
* rpc_sockaddr2uaddr - Construct a universal address string from @sap.
* @sap: socket address
* @gfp_flags: allocation mode
*
* Returns a %NUL-terminated string in dynamically allocated memory;
* otherwise NULL is returned if an error occurred. Caller must
* free the returned string.
*/
char *rpc_sockaddr2uaddr(const struct sockaddr *sap)
char *rpc_sockaddr2uaddr(const struct sockaddr *sap, gfp_t gfp_flags)
{
char portbuf[RPCBIND_MAXUADDRPLEN];
char addrbuf[RPCBIND_MAXUADDRLEN];
@@ -288,7 +289,7 @@ char *rpc_sockaddr2uaddr(const struct sockaddr *sap)
if (strlcat(addrbuf, portbuf, sizeof(addrbuf)) > sizeof(addrbuf))
return NULL;
return kstrdup(addrbuf, GFP_KERNEL);
return kstrdup(addrbuf, gfp_flags);
}
EXPORT_SYMBOL_GPL(rpc_sockaddr2uaddr);