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authorAkinobu Mita <akinobu.mita@gmail.com>2006-10-29 22:46:35 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-30 12:08:40 -0800
commit70812522b847bdb8fabee963191734f5fa3143f3 (patch)
tree5e1c4372cfe9437a9a7eeaf65d627596299fbddf /drivers/isdn/gigaset
parent0e2d57fc6e7dabdbfdd4f26c861e7e6c75d5bdcf (diff)
downloadop-kernel-dev-70812522b847bdb8fabee963191734f5fa3143f3.zip
op-kernel-dev-70812522b847bdb8fabee963191734f5fa3143f3.tar.gz
[PATCH] isdn/gigaset: avoid cs->dev null pointer dereference
When gigaset_initbcs() is called, cs->dev is not initialized yet. If dev_alloc_skb() failed in this function, NULL poinster dereference will happen at dev_warn(). Cc: Kai Germaschewski <kai.germaschewski@gmx.de> Cc: Hansjoerg Lipp <hjlipp@web.de> Cc: Tilman Schmidt <tilman@imap.cc> Acked-by: Karsten Keil <kkeil@suse.de> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/isdn/gigaset')
-rw-r--r--drivers/isdn/gigaset/common.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index aca165d..d8d256d 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -616,7 +616,7 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
} else if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)
skb_reserve(bcs->skb, HW_HDR_LEN);
else {
- dev_warn(cs->dev, "could not allocate skb\n");
+ gig_dbg(DEBUG_INIT, "could not allocate skb\n");
bcs->inputstate |= INS_skip_frame;
}
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