From: Sebastian Harl <sh@tokkee.org>
Date: Fri, 27 Feb 2015 16:31:29 +0000 (+0100)
Subject: Check the return value of write() to satisfy GCC's unused-result checks.
X-Git-Tag: sysdb-0.8.0~162^2~2
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=77da93ea783d99a888e703f5e30f369f0991401b;p=sysdb.git

Check the return value of write() to satisfy GCC's unused-result checks.
---

diff --git a/src/frontend/sock.c b/src/frontend/sock.c
index cf187fc..1f3ec5f 100644
--- a/src/frontend/sock.c
+++ b/src/frontend/sock.c
@@ -570,7 +570,11 @@ connection_handler(void *data)
 					"connection %s to list of open connections",
 					SDB_OBJ(conn)->name);
 		}
-		write(sock->trigger[TRIGGER_WRITE], "", 1);
+		if (write(sock->trigger[TRIGGER_WRITE], "", 1) <= 0) {
+			/* This shouldn't happen and it's not critical; in the worst cases
+			 * it slows us down. */
+			sdb_log(SDB_LOG_WARNING, "frontend: Failed to trigger main loop");
+		}
 
 		/* pass ownership back to list; or destroy in case of an error */
 		sdb_object_deref(SDB_OBJ(conn));