db3a9fa0d9
- support "debug" kernel command line parameter - journald: fix fd leak in journal_file_empty - journald: fix vacuuming of archived journals - libudev: enumerate - do not try to match against an empty subsystem - cgtop: fixup the online help - libudev: fix memleak when enumerating childs
39 lines
1.5 KiB
Diff
39 lines
1.5 KiB
Diff
From 138ef72fbc2264a341873c1cf8c771c1c143922a Mon Sep 17 00:00:00 2001
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From: Kay Sievers <kay@vrfy.org>
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Date: Wed, 4 Sep 2013 17:59:14 +0200
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Subject: [PATCH] libudev: enumerate - do not try to match against an empty
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subsystem
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---
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src/libudev/libudev-enumerate.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/src/libudev/libudev-enumerate.c b/src/libudev/libudev-enumerate.c
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index 385829d..bc1e37d 100644
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--- a/src/libudev/libudev-enumerate.c
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+++ b/src/libudev/libudev-enumerate.c
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@@ -721,12 +721,14 @@ static bool match_subsystem(struct udev_enumerate *udev_enumerate, const char *s
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{
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struct udev_list_entry *list_entry;
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- subsystem = subsystem ? : "";
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+ if (!subsystem)
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+ return false;
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udev_list_entry_foreach(list_entry, udev_list_get_entry(&udev_enumerate->subsystem_nomatch_list)) {
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if (fnmatch(udev_list_entry_get_name(list_entry), subsystem, 0) == 0)
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return false;
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}
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+
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if (udev_list_get_entry(&udev_enumerate->subsystem_match_list) != NULL) {
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udev_list_entry_foreach(list_entry, udev_list_get_entry(&udev_enumerate->subsystem_match_list)) {
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if (fnmatch(udev_list_entry_get_name(list_entry), subsystem, 0) == 0)
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@@ -734,6 +736,7 @@ static bool match_subsystem(struct udev_enumerate *udev_enumerate, const char *s
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}
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return false;
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}
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+
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return true;
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}
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