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rigol-ds: Eliminate fixed-size buffer in set_cfg.

This commit is contained in:
Martin Ling 2013-12-04 10:55:32 +00:00
parent 87c410830d
commit 4d7a9a14a3
1 changed files with 4 additions and 3 deletions
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7
hardware/rigol-ds/api.c
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@ -192,12 +192,13 @@ static int dev_clear(void)
static int set_cfg(const struct sr_dev_inst *sdi, const char *format, ...)
{
va_list args;
char buf[256];
int ret;
va_start(args, format);
vsnprintf(buf, 255, format, args);
ret = sr_scpi_send_variadic(sdi->conn, format, args);
va_end(args);
if (sr_scpi_send(sdi->conn, buf) != SR_OK)
if (ret != SR_OK)
return SR_ERR;
/* When setting a bunch of parameters in a row, the DS1052E scrambles