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[PATCH] skip waiting for device if we get a bad event for class creation
author
kay.sievers@vrfy.org
<kay.sievers@vrfy.org>
Sat, 23 Oct 2004 10:15:22 +0000
(12:15 +0200)
committer
Greg KH
<gregkh@suse.de>
Wed, 27 Apr 2005 05:06:44 +0000
(22:06 -0700)
wait_for_sysfs.c
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diff --git
a/wait_for_sysfs.c
b/wait_for_sysfs.c
index e7eed441eee628bfac670aae6988fbfd9282a54e..91a2b6b62884c3a446dd2936aa6bbce9bd922c4f 100644
(file)
--- a/
wait_for_sysfs.c
+++ b/
wait_for_sysfs.c
@@
-99,6
+99,12
@@
int main(int argc, char *argv[], char *envp[])
snprintf(filename, SYSFS_PATH_MAX-1, "%s%s", sysfs_mnt_path, devpath);
filename[SYSFS_PATH_MAX-1] = '\0';
+ /* skip bad events where we get no device for the class */
+ if (strncmp(devpath, "/class/", 7) == 0 && strchr(&devpath[7], '/') == NULL) {
+ dbg("no device name for '%s', bad event", devpath);
+ goto exit;
+ }
+
/* open the class device we are called for */
class_dev = open_class_device_wait(filename);
if (!class_dev) {