On Fri, May 27, 2016 at 11:23:25PM +0200, Arnd Bergmann wrote:
> @@ -837,7 +837,7 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
>
> res = prepare_binprm(&bprm);
>
> - if (!IS_ERR_VALUE(res))
> + if (res >= 0)
if (res == 0), please - prepare_binprm() returns 0 or -E...
> --- a/net/9p/client.c
> +++ b/net/9p/client.c
> @@ -521,7 +521,7 @@ static int p9_check_errors(struct p9_client *c, struct p9_req_t *req)
> if (p9_is_proto_dotu(c))
> err = -ecode;
>
> - if (!err || !IS_ERR_VALUE(err)) {
> + if (!err || !IS_ERR_VALUE((unsigned long)err)) {
Not really - it's actually
if (p9_is_proto_dotu(c) && ecode < 512)
err = -ecode;
if (!err) {
...
> @@ -608,7 +608,7 @@ static int p9_check_zc_errors(struct p9_client *c, struct p9_req_t *req,
> if (p9_is_proto_dotu(c))
> err = -ecode;
>
> - if (!err || !IS_ERR_VALUE(err)) {
> + if (!err || !IS_ERR_VALUE((unsigned long)err)) {
Ditto.
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