From: Václav Pavlín <vpavlin@redhat.com>
Date: Fri, 21 Sep 2012 11:51:45 +0000 (+0200)
Subject: udev: check return value of write
X-Git-Tag: v192~22
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;ds=sidebyside;h=cb32f0141ead382a972f86f144b9500f2414166f;p=elogind.git

udev: check return value of write
---

diff --git a/src/udev/collect/collect.c b/src/udev/collect/collect.c
index 47c2ddd63..feae4bb6b 100644
--- a/src/udev/collect/collect.c
+++ b/src/udev/collect/collect.c
@@ -305,7 +305,10 @@ static int missing(int fd)
                                 buf = tmpbuf;
                         }
                         snprintf(buf, strlen(him->name)+2, "%s ", him->name);
-                        write(fd, buf, strlen(buf));
+                        if (write(fd, buf, strlen(buf)) < 0) {
+                                free(buf);
+                                return -1;
+                        }
                 }
         }