delete created file when fallocate fails

1 files changed, 12 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
index a9fba30..85f2969 100644
--- a/src/main.c
+++ b/src/main.c
@@ -241,6 +241,17 @@ static int tip_client_get_payload(struct tip_client *cli)
 	return 1;
 }
 
+static int delete_file(const char *filename)
+{
+	if (unlink(filename) < 0) {
+		syslog(LOG_ERR, "cannot delete file %s: %s",
+		       filename, strerror(errno));
+		return -1;
+	}
+
+	return 0;
+}
+
 static int tip_client_head_hdr(struct tip_client *cli)
 {
 	char *ptr;
@@ -277,6 +288,7 @@ static int tip_client_head_hdr(struct tip_client *cli)
 	if (fallocate(cli->fd, 0, 0, cli->content_len) < 0) {
 		syslog(LOG_ERR, "failed to allocate room for file %s: %s",
 		       filename, strerror(errno));
+		delete_file(filename);
 		return -1;
 	}