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authorDan Carpenter <error27@gmail.com>2009-11-04 11:27:09 -0500
committerDavid S. Miller <davem@davemloft.net>2009-11-04 11:27:09 -0500
commit08cb3f60b2f866c906a5a779444b30ba8f9a93c8 (patch)
treef4fbe2b67c16f411637416b2548389ff20559a3e /drivers/isdn
parent02303d2028aef19889415364fc5f7bb374887157 (diff)
misdn: Fix reversed 'if' in st_own_ctrl
The current code probably returns -EINVAL a lot. Otherwise it would oops. Compile tested only. Found by smatch (http://repo.or.cz/w/smatch.git). Signed-off-by: Dan Carpenter <error27@gmail.com> Cc: Karsten Keil <isdn@linux-pingi.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/mISDN/stack.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c
index 3e1532a180ff..0d05ec43012c 100644
--- a/drivers/isdn/mISDN/stack.c
+++ b/drivers/isdn/mISDN/stack.c
@@ -364,7 +364,7 @@ add_layer2(struct mISDNchannel *ch, struct mISDNstack *st)
364static int 364static int
365st_own_ctrl(struct mISDNchannel *ch, u_int cmd, void *arg) 365st_own_ctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
366{ 366{
367 if (!ch->st || ch->st->layer1) 367 if (!ch->st || !ch->st->layer1)
368 return -EINVAL; 368 return -EINVAL;
369 return ch->st->layer1->ctrl(ch->st->layer1, cmd, arg); 369 return ch->st->layer1->ctrl(ch->st->layer1, cmd, arg);
370} 370}