print ERROR message if SO_ATTACH_FILTER failed due to e2BIG (out of memeory)

ZerBea · ZerBea · commit 6f52b972e3df · 2024-12-26T00:15:39.000+01:00
diff --git a/hcxdumptool.c b/hcxdumptool.c
@@ -4077,6 +4077,7 @@ if(setsockopt(fd_socket_rx, SOL_PACKET, PACKET_IGNORE_OUTGOING, &enable, sizeof(
 if(bpf.len > 0)
 	{
 	if(setsockopt(fd_socket_rx, SOL_SOCKET, SO_ATTACH_FILTER, &bpf, sizeof(bpf)) < 0)
+	fprintf(stderr, "failed to attach BPF (SO_ATTACH_FILTER): %s\n", strerror(errno));
 	#ifdef HCXDEBUG
 	fprintf(fh_debug, "SO_ATTACH_FILTER failed: %s\n", strerror(errno));
 	#endif

Original file line number	Diff line number	Diff line change
`@@ -4077,6 +4077,7 @@ if(setsockopt(fd_socket_rx, SOL_PACKET, PACKET_IGNORE_OUTGOING, &enable, sizeof(`
`4077`	`4077`	`if(bpf.len > 0)`
`4078`	`4078`	`{`
`4079`	`4079`	`if(setsockopt(fd_socket_rx, SOL_SOCKET, SO_ATTACH_FILTER, &bpf, sizeof(bpf)) < 0)`
	`4080`	`+ fprintf(stderr, "failed to attach BPF (SO_ATTACH_FILTER): %s\n", strerror(errno));`
`4080`	`4081`	`#ifdef HCXDEBUG`
`4081`	`4082`	`fprintf(fh_debug, "SO_ATTACH_FILTER failed: %s\n", strerror(errno));`
`4082`	`4083`	`#endif`