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libinput: do not call close() when fd is negative
96/280796/1
author
duna.oh
<duna.oh@samsung.com>
Mon, 5 Sep 2022 02:17:00 +0000
(11:17 +0900)
committer
Tizen Window System
<tizen.windowsystem@gmail.com>
Mon, 5 Sep 2022 07:53:42 +0000
(16:53 +0900)
fix potential security issue
Change-Id: Ie6ee22ced3c913902124daed181056bfdcaa7cd7
src/backend/libinput/backend.c
patch
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diff --git
a/src/backend/libinput/backend.c
b/src/backend/libinput/backend.c
index
b7e1bc4
..
7a7ed02
100644
(file)
--- a/
src/backend/libinput/backend.c
+++ b/
src/backend/libinput/backend.c
@@
-80,8
+80,11
@@
libinput_open_restricted(const char *path, int flags, void *_backend)
fd = open(path, flags | O_CLOEXEC);
- if (fd < 0
|| (fstat(fd, &s) == -1)
) {
+ if (fd < 0) {
ds_log(DS_ERR, "Could not open device");
+ return -1;
+ }
+ if (fstat(fd, &s) == -1) {
close(fd);
return -1;
}
@@
-226,4
+229,4
@@
libinput_backend_handle_display_destroy(struct wl_listener *listener,
uint32_t usec_to_msec(uint64_t usec) {
return (uint32_t)(usec / 1000);
-}
\ No newline at end of file
+}