src/main.c: Make return codes consistent

Always return -1 when encountering an error and 0 for success.

Signed-off-by: Alistair Popple <alistair@popple.id.au>

1 files changed, 4 insertions, 2 deletions

diff --git a/src/main.c b/src/main.c
index 67ad3c7..72d59a4 100644
--- a/src/main.c
+++ b/src/main.c
@@ -893,10 +893,12 @@ int main(int argc, char *argv[])
 		break;
 	}
 
-	if (!rc) {
+	if (rc <= 0) {
 		printf("No valid targets found or specified. Try adding -p/-c/-t options to specify a target.\n");
 		printf("Alternatively run %s -a probe to get a list of all valid targets\n", argv[0]);
-	}
+		rc = -1;
+	} else
+	  rc = 0;
 
 	/* TODO: We don't properly tear down all the targets yet */
 	targets[0].destroy(&targets[0]);