From: Karel Zak <kzak@redhat.com>
Date: Tue, 16 Feb 2010 08:43:26 +0000 (+0100)
Subject: blkid: report open() errors in low-level probing
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4fc5d65bf26e805f3afed2bfd7fbb95f30779144;p=util-linux

blkid: report open() errors in low-level probing

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/misc-utils/blkid.c b/misc-utils/blkid.c
index 28baa2a0..8c66e0a8 100644
--- a/misc-utils/blkid.c
+++ b/misc-utils/blkid.c
@@ -17,6 +17,7 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <termios.h>
+#include <errno.h>
 #ifdef HAVE_SYS_IOCTL_H
 #include <sys/ioctl.h>
 #endif
@@ -413,9 +414,10 @@ static int lowprobe_device(blkid_probe pr, const char *devname,	char *show[],
 	struct stat st;
 
 	fd = open(devname, O_RDONLY);
-	if (fd < 0)
+	if (fd < 0) {
+		fprintf(stderr, "error: %s: %s\n", devname, strerror(errno));
 		return 2;
-
+	}
 	if (blkid_probe_set_device(pr, fd, offset, size))
 		goto done;