From: Olaf Hering <olh@suse.de>
To: linux-hotplug@vger.kernel.org
Subject: Re: udev causing stale device nodes
Date: Mon, 23 Feb 2004 21:05:07 +0000 [thread overview]
Message-ID: <20040223210507.GA25332@suse.de> (raw)
In-Reply-To: <200402231420.17309.arnd@arndb.de>
On Mon, Feb 23, Arnd Bergmann wrote:
> a) Always remove all udev-created nodes before udev starts
Do you know a good reason to not rm the node and symlink before
creating them? I do it that way.
--- udev-add.c.orig 2004-02-17 18:40:39.000000000 +0000
+++ udev-add.c 2004-02-17 18:53:47.000000000 +0000
@@ -103,6 +103,7 @@ static int make_node(char *filename, int
{
int retval;
+ unlink(filename);
retval = mknod(filename, mode, makedev(major, minor));
if (retval != 0) {
dbg("mknod(%s, %#o, %u, %u) failed with error '%s'",
@@ -133,7 +134,6 @@ static int make_node(char *filename, int
static int create_node(struct udevice *dev, int fake)
{
- struct stat stats;
char filename[255];
char linktarget[255];
char partitionname[255];
@@ -247,18 +247,13 @@ static int create_node(struct udevice *d
i++;
}
- if (linktarget[0] = '\0')
- strcpy(linktarget, "./");
strcat(linktarget, &dev->name[tail]);
/* unlink existing files to ensure that our symlink is created */
- if (!fake && (lstat(filename, &stats) = 0)) {
- if ((stats.st_mode & S_IFMT) != S_IFDIR) {
+ if (!fake)
if (unlink(filename))
dbg("unlink(%s) failed with error '%s'",
filename, strerror(errno));
- }
- }
dbg("symlink(%s, %s)", linktarget, filename);
if (!fake) {
--
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next prev parent reply other threads:[~2004-02-23 21:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-23 13:20 udev causing stale device nodes Arnd Bergmann
2004-02-23 21:05 ` Olaf Hering [this message]
2004-02-23 22:35 ` Greg KH
2004-02-23 23:12 ` Kay Sievers
2004-02-23 23:16 ` Arnd Bergmann
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