diff options
Diffstat (limited to 'meta/packages/linux/linux-rp-2.6.23/vt_ioctl_race.patch')
-rw-r--r-- | meta/packages/linux/linux-rp-2.6.23/vt_ioctl_race.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta/packages/linux/linux-rp-2.6.23/vt_ioctl_race.patch b/meta/packages/linux/linux-rp-2.6.23/vt_ioctl_race.patch new file mode 100644 index 0000000000..5a51d1c3f5 --- /dev/null +++ b/meta/packages/linux/linux-rp-2.6.23/vt_ioctl_race.patch | |||
@@ -0,0 +1,46 @@ | |||
1 | --- | ||
2 | drivers/char/vt_ioctl.c | 8 +++++--- | ||
3 | 1 file changed, 5 insertions(+), 3 deletions(-) | ||
4 | |||
5 | Index: linux-2.6.22/drivers/char/vt_ioctl.c | ||
6 | =================================================================== | ||
7 | --- linux-2.6.22.orig/drivers/char/vt_ioctl.c 2007-07-09 01:32:17.000000000 +0200 | ||
8 | +++ linux-2.6.22/drivers/char/vt_ioctl.c 2007-09-27 11:58:42.000000000 +0200 | ||
9 | @@ -770,6 +770,7 @@ | ||
10 | /* | ||
11 | * Switching-from response | ||
12 | */ | ||
13 | + acquire_console_sem(); | ||
14 | if (vc->vt_newvt >= 0) { | ||
15 | if (arg == 0) | ||
16 | /* | ||
17 | @@ -784,7 +785,6 @@ | ||
18 | * complete the switch. | ||
19 | */ | ||
20 | int newvt; | ||
21 | - acquire_console_sem(); | ||
22 | newvt = vc->vt_newvt; | ||
23 | vc->vt_newvt = -1; | ||
24 | i = vc_allocate(newvt); | ||
25 | @@ -798,7 +798,6 @@ | ||
26 | * other console switches.. | ||
27 | */ | ||
28 | complete_change_console(vc_cons[newvt].d); | ||
29 | - release_console_sem(); | ||
30 | } | ||
31 | } | ||
32 | |||
33 | @@ -810,9 +809,12 @@ | ||
34 | /* | ||
35 | * If it's just an ACK, ignore it | ||
36 | */ | ||
37 | - if (arg != VT_ACKACQ) | ||
38 | + if (arg != VT_ACKACQ) { | ||
39 | + release_console_sem(); | ||
40 | return -EINVAL; | ||
41 | + } | ||
42 | } | ||
43 | + release_console_sem(); | ||
44 | |||
45 | return 0; | ||
46 | |||