Treat nice function return.

gcc was warning that the return of the nice function should
be treated. This patch adds an error message in case of failure.

1 files changed, 7 insertions, 1 deletions

diff --git a/src/ulogd.c b/src/ulogd.c
index e69079d..ead35b5 100644
--- a/src/ulogd.c
+++ b/src/ulogd.c
@@ -1129,7 +1129,13 @@ int main(int argc, char* argv[])
 		}
 	}
 
-	nice(-1);
+	errno = 0;
+	if (nice(-1) == -1) {
+		if (errno != 0)
+			ulogd_log(ULOGD_ERROR, "Could not nice process: %s\n",
+				  strerror(errno));
+	}
+
 
 	if (daemonize){
 		if (fork()) {