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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2012-09-07 08:55:32 +0200
committerNicholas Bellinger <nab@linux-iscsi.org>2012-09-18 03:04:09 +0200
commit7875f179085608c659b676be74d33a2e515d8f43 (patch)
tree163cadd0a5f103a0adcc6d1dcdc13658a0c8480e /drivers/target/tcm_fc
parenttarget: go through normal processing for all zero-length commands (diff)
downloadlinux-7875f179085608c659b676be74d33a2e515d8f43.tar.xz
linux-7875f179085608c659b676be74d33a2e515d8f43.zip
tcm_fc: move the dereference below the NULL test
The dereference should be moved below the NULL test. spatch with a semantic match is used to found this. (http://coccinelle.lip6.fr/) Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/tcm_fc')
-rw-r--r--drivers/target/tcm_fc/tfc_io.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/target/tcm_fc/tfc_io.c b/drivers/target/tcm_fc/tfc_io.c
index d051102679a4..b6fd4cf42840 100644
--- a/drivers/target/tcm_fc/tfc_io.c
+++ b/drivers/target/tcm_fc/tfc_io.c
@@ -327,11 +327,12 @@ drop:
*/
void ft_invl_hw_context(struct ft_cmd *cmd)
{
- struct fc_seq *seq = cmd->seq;
+ struct fc_seq *seq;
struct fc_exch *ep = NULL;
struct fc_lport *lport = NULL;
BUG_ON(!cmd);
+ seq = cmd->seq;
/* Cleanup the DDP context in HW if DDP was setup */
if (cmd->was_ddp_setup && seq) {