diff options
Diffstat (limited to 'drivers/tty/vt/consolemap.c')
| -rw-r--r-- | drivers/tty/vt/consolemap.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c index cbdc73605148..456aed3f717c 100644 --- a/drivers/tty/vt/consolemap.c +++ b/drivers/tty/vt/consolemap.c @@ -531,24 +531,23 @@ con_insert_unipair(struct uni_pagedict *p, u_short unicode, u_short fontpos) /* Caller must hold the lock */ static int con_do_clear_unimap(struct vc_data *vc) { - struct uni_pagedict *p, *q; + struct uni_pagedict *old = *vc->vc_uni_pagedir_loc; - p = *vc->vc_uni_pagedir_loc; - if (!p || --p->refcount) { - q = kzalloc(sizeof(*p), GFP_KERNEL); - if (!q) { - if (p) - p->refcount++; + if (!old || --old->refcount) { + struct uni_pagedict *new = kzalloc(sizeof(*new), GFP_KERNEL); + if (!new) { + if (old) + old->refcount++; return -ENOMEM; } - q->refcount=1; - *vc->vc_uni_pagedir_loc = q; + new->refcount = 1; + *vc->vc_uni_pagedir_loc = new; } else { - if (p == dflt) + if (old == dflt) dflt = NULL; - p->refcount++; - p->sum = 0; - con_release_unimap(p); + old->refcount++; + old->sum = 0; + con_release_unimap(old); } return 0; } |