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scpi/vxc: Avoid NULL dereference. 

This cleans up a warning generated by clang's static analyzer.
This commit is contained in:
Bert Vermeulen 2014-10-02 14:07:31 +02:00
parent 18078d0532
commit f3616a0857
1 changed files with 2 additions and 2 deletions
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4
src/scpi/scpi_vxi.c
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@ -133,7 +133,7 @@ static int scpi_vxi_send(void *priv, const char *command)
if (!(write_resp = device_write_1(&write_parms, vxi->client)) if (!(write_resp = device_write_1(&write_parms, vxi->client))
|| write_resp->error) { || write_resp->error) {
sr_err("Device write failed for %s with error %d", sr_err("Device write failed for %s with error %d",
vxi->address, write_resp->error); vxi->address, write_resp ? write_resp->error : 0);
return SR_ERR; return SR_ERR;
} }
@ -178,7 +178,7 @@ static int scpi_vxi_read_data(void *priv, char *buf, int maxlen)
if (!(read_resp = device_read_1(&read_parms, vxi->client)) if (!(read_resp = device_read_1(&read_parms, vxi->client))
|| read_resp->error) { || read_resp->error) {
sr_err("Device read failed for %s with error %d", sr_err("Device read failed for %s with error %d",
vxi->address, read_resp->error); vxi->address, read_resp ? read_resp->error : 0);
return SR_ERR; return SR_ERR;
} }