Fix warnings returning bad type.

With the conversion to the threaded function, the return type is expected to be
a pointer to a value. Return NULL for the moment and let catch the errors later
if needed.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

1 files changed, 8 insertions, 8 deletions

diff --git a/aep.c b/aep.c
index 2a048aa..c8e19fb 100644
--- a/aep.c
+++ b/aep.c
@@ -710,7 +710,7 @@ static void *aep_capture_thread(void *data)
 	output = malloc(1024);
 	if (!output) {
 		fprintf(stderr, "Failed to allocate memory for output\n");
-		return;
+		return NULL;
 	}
 
 	memset(&aep_dev, 0, sizeof(aep_dev));
@@ -719,7 +719,7 @@ static void *aep_capture_thread(void *data)
 	aep_dev.fd = open(aep_opt->probe[arg->index], O_RDWR);
 	if (aep_dev.fd < 0) {
 		fprintf(stderr, "Failed to open '%s': %m\n", aep_opt->probe[arg->index]);
-		return 1;
+		return NULL;
 	}
 	
 	aep_dev.index = arg->index;
@@ -731,22 +731,22 @@ static void *aep_capture_thread(void *data)
 	epfd = epoll_create(1);
 	if (epfd < 0) {
 		fprintf(stderr, "Failed to create poll fd: %m\n");
-		return 1;
+		return NULL;
 	}
 
 	if (epoll_ctl(epfd, EPOLL_CTL_ADD, aep_dev.fd, &eevt) < 0) {
 		fprintf(stderr, "Failed to add fd to epoll: %m\n");
-		return 1;
+		return NULL;
 	}
 
 	if (aep_config(aep_dev.fd)) {
 		fprintf(stderr, "Failed to configure probe\n");
-		return 1;
+		return NULL;
 	}
 
 	if (aep_start(aep_dev.fd)) {
 		fprintf(stderr, "Failed to start probe\n");
-		return 1;
+		return NULL;
 	}
 
 	signal(SIGINT, sighandler);
@@ -761,7 +761,7 @@ again:
 			if (errno == EINTR)
 				goto again;
 			fprintf(stderr, "Failed to epoll_wait: %m\n");
-			return 2;
+			return NULL;
 		}
 
 		if (!(eevt.events & EPOLLIN))
@@ -772,7 +772,7 @@ again:
 		frame_read = aep_read_frame(dev, frame, nr_frame, buffer);
 		if (frame_read < 0) {
 			fprintf(stderr, "Failed to read frames\n");
-			return 2;
+			return NULL;
 		}
 
 		for (i = 0; i < frame_read; i++, dev->total_frame++)