user/netstack: TCP recv

2 files changed, 2 insertions, 2 deletions

diff --git a/src/shared/container/ring.c b/src/shared/container/ring.c
index 21c63a1..9bf8d61 100644
--- a/src/shared/container/ring.c
+++ b/src/shared/container/ring.c
@@ -18,7 +18,7 @@ size_t ring_avail(ring_t *r) {
 	return r->capacity - ring_used(r);
 }
 
-void ring_put(ring_t *r, void *buf, size_t len) {
+void ring_put(ring_t *r, const void *buf, size_t len) {
 	// TODO do something similar to ring_get
 	for (size_t i = 0; i < len; i++)
 		ring_put1b(r, ((uint8_t*)buf)[i]);
diff --git a/src/shared/container/ring.h b/src/shared/container/ring.h
index 4f0d310..dbaf331 100644
--- a/src/shared/container/ring.h
+++ b/src/shared/container/ring.h
@@ -13,7 +13,7 @@ size_t	ring_used(ring_t*);
 /** Returns amount of space left in the buffer. */
 size_t	ring_avail(ring_t*);
 
-void	ring_put(ring_t*, void*, size_t);
+void	ring_put(ring_t*, const void*, size_t);
 void	ring_put1b(ring_t*, uint8_t);
 
 size_t	ring_get(ring_t*, void*, size_t);