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authorAlan Cox <alan@linux.intel.com>2010-06-01 16:52:55 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-10 16:47:41 -0400
commitff917ba4f1a6189f90ed2c975984d6a1a1dc553d (patch)
treea53853d16c578dafee829ebe7645e724d184fab9 /drivers/char/vt.c
parente33ac1c10b6baaac68d18d931e120d8b96e8c5f8 (diff)
tty: Make vt's have a tty_port
The vt layer isn't safely handling reference counts to tty object on the input side. Add a tty port structure to the vt layer in order to implement this using the standard helpers. Signed-off-by: Alan Cox <alan@linux.intel.com> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/char/vt.c')
-rw-r--r--drivers/char/vt.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 9f67ad919a4a..295af823a074 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -783,6 +783,7 @@ int vc_allocate(unsigned int currcons) /* return 0 on success */
783 if (!vc) 783 if (!vc)
784 return -ENOMEM; 784 return -ENOMEM;
785 vc_cons[currcons].d = vc; 785 vc_cons[currcons].d = vc;
786 tty_port_init(&vc->port);
786 INIT_WORK(&vc_cons[currcons].SAK_work, vc_SAK); 787 INIT_WORK(&vc_cons[currcons].SAK_work, vc_SAK);
787 visual_init(vc, currcons, 1); 788 visual_init(vc, currcons, 1);
788 if (!*vc->vc_uni_pagedir_loc) 789 if (!*vc->vc_uni_pagedir_loc)
@@ -2921,6 +2922,7 @@ static int __init con_init(void)
2921 for (currcons = 0; currcons < MIN_NR_CONSOLES; currcons++) { 2922 for (currcons = 0; currcons < MIN_NR_CONSOLES; currcons++) {
2922 vc_cons[currcons].d = vc = kzalloc(sizeof(struct vc_data), GFP_NOWAIT); 2923 vc_cons[currcons].d = vc = kzalloc(sizeof(struct vc_data), GFP_NOWAIT);
2923 INIT_WORK(&vc_cons[currcons].SAK_work, vc_SAK); 2924 INIT_WORK(&vc_cons[currcons].SAK_work, vc_SAK);
2925 tty_port_init(&vc->port);
2924 visual_init(vc, currcons, 1); 2926 visual_init(vc, currcons, 1);
2925 vc->vc_screenbuf = kzalloc(vc->vc_screenbuf_size, GFP_NOWAIT); 2927 vc->vc_screenbuf = kzalloc(vc->vc_screenbuf_size, GFP_NOWAIT);
2926 vc_init(vc, vc->vc_rows, vc->vc_cols, 2928 vc_init(vc, vc->vc_rows, vc->vc_cols,