tools: ynl-gen: set length of binary fields

Remember to set the length field in the request setters.
Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://lore.kernel.org/r/20230824003056.1436637-3-kuba@kernel.orgSigned-off-by: Jakub Kicinski <kuba@kernel.org>

tools/net/ynl/generated/ethtool-user.h

@@ -1422,6 +1422,7 @@ ethtool_wol_set_req_set_sopass(struct ethtool_wol_set_req *req,
 			       const void *sopass, size_t len)
 {
 	free(req->sopass);
+	req->_present.sopass_len = len;
 	req->sopass = malloc(req->_present.sopass_len);
 	memcpy(req->sopass, sopass, req->_present.sopass_len);
 }
@@ -4071,6 +4072,7 @@ ethtool_fec_set_req_set_stats_corrected(struct ethtool_fec_set_req *req,
 					const void *corrected, size_t len)
 {
 	free(req->stats.corrected);
+	req->stats._present.corrected_len = len;
 	req->stats.corrected = malloc(req->stats._present.corrected_len);
 	memcpy(req->stats.corrected, corrected, req->stats._present.corrected_len);
 }
@@ -4079,6 +4081,7 @@ ethtool_fec_set_req_set_stats_uncorr(struct ethtool_fec_set_req *req,
 				     const void *uncorr, size_t len)
 {
 	free(req->stats.uncorr);
+	req->stats._present.uncorr_len = len;
 	req->stats.uncorr = malloc(req->stats._present.uncorr_len);
 	memcpy(req->stats.uncorr, uncorr, req->stats._present.uncorr_len);
 }
@@ -4087,6 +4090,7 @@ ethtool_fec_set_req_set_stats_corr_bits(struct ethtool_fec_set_req *req,
 					const void *corr_bits, size_t len)
 {
 	free(req->stats.corr_bits);
+	req->stats._present.corr_bits_len = len;
 	req->stats.corr_bits = malloc(req->stats._present.corr_bits_len);
 	memcpy(req->stats.corr_bits, corr_bits, req->stats._present.corr_bits_len);
 }

tools/net/ynl/generated/fou-user.h

@@ -91,6 +91,7 @@ fou_add_req_set_local_v6(struct fou_add_req *req, const void *local_v6,
 			 size_t len)
 {
 	free(req->local_v6);
+	req->_present.local_v6_len = len;
 	req->local_v6 = malloc(req->_present.local_v6_len);
 	memcpy(req->local_v6, local_v6, req->_present.local_v6_len);
 }
@@ -99,6 +100,7 @@ fou_add_req_set_peer_v6(struct fou_add_req *req, const void *peer_v6,
 			size_t len)
 {
 	free(req->peer_v6);
+	req->_present.peer_v6_len = len;
 	req->peer_v6 = malloc(req->_present.peer_v6_len);
 	memcpy(req->peer_v6, peer_v6, req->_present.peer_v6_len);
 }
@@ -192,6 +194,7 @@ fou_del_req_set_local_v6(struct fou_del_req *req, const void *local_v6,
 			 size_t len)
 {
 	free(req->local_v6);
+	req->_present.local_v6_len = len;
 	req->local_v6 = malloc(req->_present.local_v6_len);
 	memcpy(req->local_v6, local_v6, req->_present.local_v6_len);
 }
@@ -200,6 +203,7 @@ fou_del_req_set_peer_v6(struct fou_del_req *req, const void *peer_v6,
 			size_t len)
 {
 	free(req->peer_v6);
+	req->_present.peer_v6_len = len;
 	req->peer_v6 = malloc(req->_present.peer_v6_len);
 	memcpy(req->peer_v6, peer_v6, req->_present.peer_v6_len);
 }
@@ -280,6 +284,7 @@ fou_get_req_set_local_v6(struct fou_get_req *req, const void *local_v6,
 			 size_t len)
 {
 	free(req->local_v6);
+	req->_present.local_v6_len = len;
 	req->local_v6 = malloc(req->_present.local_v6_len);
 	memcpy(req->local_v6, local_v6, req->_present.local_v6_len);
 }
@@ -288,6 +293,7 @@ fou_get_req_set_peer_v6(struct fou_get_req *req, const void *peer_v6,
 			size_t len)
 {
 	free(req->peer_v6);
+	req->_present.peer_v6_len = len;
 	req->peer_v6 = malloc(req->_present.peer_v6_len);
 	memcpy(req->peer_v6, peer_v6, req->_present.peer_v6_len);
 }

tools/net/ynl/ynl-gen-c.py

@@ -428,6 +428,7 @@ class TypeBinary(Type):
 
     def _setter_lines(self, ri, member, presence):
         return [f"free({member});",
+                f"{presence}_len = len;",
                 f"{member} = malloc({presence}_len);",
                 f'memcpy({member}, {self.c_name}, {presence}_len);']