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sunrpc: Const-ify struct sv_serv_ops

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Close an attack vector by moving the arrays of per-server methods to
read-only memory.

Signed-off-by: Chuck Lever <[email protected]>
Signed-off-by: J. Bruce Fields <[email protected]>
This commit is contained in:
Chuck Lever 2017-08-01 12:00:06 -04:00 • committed by J. Bruce Fields
commit afea5657c2
5 changed files with 13 additions and 13 deletions
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6
net/sunrpc/svc.c
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@ -421,7 +421,7 @@ __svc_init_bc(struct svc_serv *serv)
*/
static struct svc_serv *
__svc_create(struct svc_program *prog, unsigned int bufsize, int npools,
struct svc_serv_ops *ops)
const struct svc_serv_ops *ops)
{
struct svc_serv *serv;
unsigned int vers;
@ -486,7 +486,7 @@ __svc_create(struct svc_program *prog, unsigned int bufsize, int npools,
struct svc_serv *
svc_create(struct svc_program *prog, unsigned int bufsize,
struct svc_serv_ops *ops)
const struct svc_serv_ops *ops)
{
return __svc_create(prog, bufsize, /*npools*/1, ops);
}
@ -494,7 +494,7 @@ EXPORT_SYMBOL_GPL(svc_create);
struct svc_serv *
svc_create_pooled(struct svc_program *prog, unsigned int bufsize,
struct svc_serv_ops *ops)
const struct svc_serv_ops *ops)
{
struct svc_serv *serv;
unsigned int npools = svc_pool_map_get();