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authorMarkus Elfring <elfring@users.sourceforge.net>2014-11-21 12:40:32 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-11-26 19:35:49 -0800
commit48f5cde566201f987125ec783f40dc84b69ce300 (patch)
tree6b1215215072440faf8689bfccc93eface0f5b5d /drivers/tty
parenta211b1af1933a3b6019d985762f5237d1d4c4213 (diff)
tty-hvsi_lib: Deletion of an unnecessary check before the function call "tty_kref_put"
The tty_kref_put() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/hvc/hvsi_lib.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/hvc/hvsi_lib.c b/drivers/tty/hvc/hvsi_lib.c
index 7ae6c293e518..a270f04588d7 100644
--- a/drivers/tty/hvc/hvsi_lib.c
+++ b/drivers/tty/hvc/hvsi_lib.c
@@ -405,8 +405,7 @@ void hvsilib_close(struct hvsi_priv *pv, struct hvc_struct *hp)
hvsi_send_close(pv);
}
- if (pv->tty)
- tty_kref_put(pv->tty);
+ tty_kref_put(pv->tty);
pv->tty = NULL;
}