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iscsi-target: simplify return statement 

The return statement cannot be reached without either recovery or dump
being set to 1.  Therefore the condition always evaluates to true and
recovery and dump are useless variables.

Found by Coverity.

Signed-off-by: Joern Engel <joern@logfs.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Joern Engel 2014-09-02 17:49:51 -04:00 committed by Nicholas Bellinger
parent cb35484231
commit 5c22e22941
1 changed files with 1 additions and 5 deletions
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6
drivers/target/iscsi/iscsi_target_erl0.c
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@ -345,7 +345,6 @@ static int iscsit_dataout_check_datasn(
struct iscsi_cmd *cmd,
unsigned char *buf)
{
int dump = 0, recovery = 0;
u32 data_sn = 0;
struct iscsi_conn *conn = cmd->conn;
struct iscsi_data *hdr = (struct iscsi_data *) buf;
@ -370,13 +369,11 @@ static int iscsit_dataout_check_datasn(
pr_err("Command ITT: 0x%08x, received DataSN: 0x%08x"
" higher than expected 0x%08x.\n", cmd->init_task_tag,
be32_to_cpu(hdr->datasn), data_sn);
recovery = 1;
goto recover;
} else if (be32_to_cpu(hdr->datasn) < data_sn) {
pr_err("Command ITT: 0x%08x, received DataSN: 0x%08x"
" lower than expected 0x%08x, discarding payload.\n",
cmd->init_task_tag, be32_to_cpu(hdr->datasn), data_sn);
dump = 1;
goto dump;
}
@ -392,8 +389,7 @@ dump:
if (iscsit_dump_data_payload(conn, payload_length, 1) < 0)
return DATAOUT_CANNOT_RECOVER;
return (recovery || dump) ? DATAOUT_WITHIN_COMMAND_RECOVERY :
DATAOUT_NORMAL;
return DATAOUT_WITHIN_COMMAND_RECOVERY;
}
static int iscsit_dataout_pre_datapduinorder_yes(