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udev: event - explicitly don't read() from invalid fd
author
Tom Gundersen
<teg@jklm.no>
Wed, 17 Sep 2014 19:44:56 +0000
(21:44 +0200)
committer
Tom Gundersen
<teg@jklm.no>
Wed, 17 Sep 2014 20:19:53 +0000
(22:19 +0200)
This fixes CID #
1237641
.
src/udev/udev-event.c
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diff --git
a/src/udev/udev-event.c
b/src/udev/udev-event.c
index 6b8b5a8efa99ec9423bbdfd7ff947c0c987510f3..c8b142077e4432ed4c01a10fc8f730c2efbabccb 100644
(file)
--- a/
src/udev/udev-event.c
+++ b/
src/udev/udev-event.c
@@
-494,6
+494,9
@@
static void spawn_read(struct udev_event *event,
for (i = 0; i < fdcount; i++) {
int *fd = (int *)ev[i].data.ptr;
+ if (*fd < 0)
+ continue;
+
if (ev[i].events & EPOLLIN) {
ssize_t count;
char buf[4096];