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target: tcm_loop: Delete an error message for a failed memory allocation in four functions 

Omit an extra message for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
hifive-unleashed-5.1
Markus Elfring 2017-12-10 21:18:15 +01:00 committed by Nicholas Bellinger
parent e0f3d4c23e
commit cd3fb32a72
1 changed files with 4 additions and 10 deletions
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14
drivers/target/loopback/tcm_loop.c
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@ -184,7 +184,6 @@ static int tcm_loop_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *sc)
tl_cmd = kmem_cache_zalloc(tcm_loop_cmd_cache, GFP_ATOMIC);
if (!tl_cmd) {
pr_err("Unable to allocate struct tcm_loop_cmd\n");
set_host_byte(sc, DID_ERROR);
sc->scsi_done(sc);
return 0;
@ -221,10 +220,8 @@ static int tcm_loop_issue_tmr(struct tcm_loop_tpg *tl_tpg,
}
tl_cmd = kmem_cache_zalloc(tcm_loop_cmd_cache, GFP_KERNEL);
if (!tl_cmd) {
pr_err("Unable to allocate memory for tl_cmd\n");
if (!tl_cmd)
return ret;
}
init_completion(&tl_cmd->tmr_done);
@ -773,10 +770,8 @@ static int tcm_loop_make_nexus(
}
tl_nexus = kzalloc(sizeof(struct tcm_loop_nexus), GFP_KERNEL);
if (!tl_nexus) {
pr_err("Unable to allocate struct tcm_loop_nexus\n");
if (!tl_nexus)
return -ENOMEM;
}
tl_nexus->se_sess = target_alloc_session(&tl_tpg->tl_se_tpg, 0, 0,
TARGET_PROT_DIN_PASS | TARGET_PROT_DOUT_PASS,
@ -1082,10 +1077,9 @@ static struct se_wwn *tcm_loop_make_scsi_hba(
int ret, off = 0;
tl_hba = kzalloc(sizeof(struct tcm_loop_hba), GFP_KERNEL);
if (!tl_hba) {
pr_err("Unable to allocate struct tcm_loop_hba\n");
if (!tl_hba)
return ERR_PTR(-ENOMEM);
}
/*
* Determine the emulated Protocol Identifier and Target Port Name
* based on the incoming configfs directory name.