[PATCH] xkb: check for NULL pointer before dereferences it in XkbWriteXKBSymbols
Tiago Vignatti
tiago.vignatti at nokia.com
Fri Apr 16 08:42:25 PDT 2010
Signed-off-by: Tiago Vignatti <tiago.vignatti at nokia.com>
---
xkb/xkbout.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/xkb/xkbout.c b/xkb/xkbout.c
index 68ede90..084d72b 100644
--- a/xkb/xkbout.c
+++ b/xkb/xkbout.c
@@ -353,9 +353,12 @@ XkbClientMapPtr map;
XkbServerMapPtr srv;
Bool showActions;
+ if (!xkb)
+ return FALSE;
+
map= xkb->map;
srv= xkb->server;
- if ((!xkb)||(!map)||(!map->syms)||(!map->key_sym_map)) {
+ if ((!map)||(!map->syms)||(!map->key_sym_map)) {
_XkbLibError(_XkbErrMissingSymbols,"XkbWriteXKBSymbols",0);
return FALSE;
}
--
1.6.0.4
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