From de2ca5593179373e433d43cb97cd723a66a5c736 Mon Sep 17 00:00:00 2001 From: Sami Kerola Date: Sat, 13 Apr 2013 20:54:57 +0100 Subject: [PATCH] swaplabel: check writing to a file descriptor was successful Signed-off-by: Sami Kerola --- disk-utils/swaplabel.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/disk-utils/swaplabel.c b/disk-utils/swaplabel.c index 3e3e78b16e..a5ccb7ec38 100644 --- a/disk-utils/swaplabel.c +++ b/disk-utils/swaplabel.c @@ -145,7 +145,10 @@ static int change_info(const char *devname, const char *label, const char *uuid) } } - close(fd); + if (close_fd(fd) != 0) { + warn(_("write failed: %s"), devname); + return -1; + } return 0; err: if (fd >= 0) -- 2.47.3