gateway: fix block_alloc() prototype

block_alloc() declaration was different from its definition, resulting in
passing incorrect timeout. Fix that now.

Signed-off-by: Marcin Niestroj <m.niestroj@emb.dev>

Author: mniestroj

gateway/src/block.c

@@ -13,6 +13,8 @@
 #include <zephyr/kernel.h>
 #include <zephyr/sys/sflist.h>
 
+#include "block.h"
+
 enum block_flags
 {
     BLOCK_LAST = 0,

gateway/src/block.h

@@ -10,7 +10,7 @@
 
 struct block;
 
-struct block *block_alloc(void *user_data, size_t size, k_timeout_t timeout);
+struct block *block_alloc(void *user_data, k_timeout_t timeout);
 void block_free(struct block *block);
 size_t block_length(const struct block *block);
 void block_mark_last(struct block *block);

gateway/src/downlink.c

@@ -60,7 +60,7 @@ enum golioth_status downlink_block_cb(const uint8_t *data, size_t len, bool is_l
         return GOLIOTH_ERR_NACK;
     }
 
-    struct block *block = block_alloc(NULL, len, K_SECONDS(CONFIG_GATEWAY_DOWNLINK_BLOCK_TIMEOUT));
+    struct block *block = block_alloc(NULL, K_SECONDS(CONFIG_GATEWAY_DOWNLINK_BLOCK_TIMEOUT));
     if (NULL == block)
     {
         LOG_ERR("Failed to allocate block");