From c31558efcc45651d3e324ea861ee5934cafef8e2 Mon Sep 17 00:00:00 2001 From: Julia Lawall <julia@diku.dk> Date: Fri, 26 Dec 2008 08:27:48 +0100 Subject: [SCSI] fusion: Move a dereference below a NULL test If the NULL test is necessary, then the dereference should be moved below the NULL test. The semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/). // <smpl> @disable is_null@ identifier f; expression E; identifier fld; statement S; @@ + if (E == NULL) S f(...,E->fld,...); - if (E == NULL) S @@ identifier f; expression E; identifier fld; statement S; @@ + if (!E) S f(...,E->fld,...); - if (!E) S // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Acked-by: "Prakash, Sathya" <Sathya.Prakash@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com> --- drivers/message/fusion/mptctl.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/message/fusion') diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index b89f476cd0a9..c63817117c0a 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -308,10 +308,11 @@ static void mptctl_timeout_expired (MPT_IOCTL *ioctl) { int rc = 1; - dctlprintk(ioctl->ioc, printk(MYIOC_s_DEBUG_FMT ": Timeout Expired! Host %d\n", - ioctl->ioc->name, ioctl->ioc->id)); if (ioctl == NULL) return; + dctlprintk(ioctl->ioc, + printk(MYIOC_s_DEBUG_FMT ": Timeout Expired! Host %d\n", + ioctl->ioc->name, ioctl->ioc->id)); ioctl->wait_done = 0; if (ioctl->reset & MPTCTL_RESET_OK) -- cgit v1.2.2