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uart: fix issue where a index is checked before set

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Related to #152

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2015-06-29 19:51:34 +01:00
parent 79d1acd17f
commit fd50ea087b
1 changed files with 1 additions and 1 deletions
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src/uart/uart.c
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@@ -142,8 +142,8 @@ mraa_uart_init(int index)
}
}
pos = plat->uart_dev[index].tx;
if (pos >= 0) {
pos = plat->uart_dev[index].tx;
if (plat->pins[pos].uart.mux_total > 0) {
if (mraa_setup_mux_mapped(plat->pins[pos].uart) != MRAA_SUCCESS) {
syslog(LOG_ERR, "uart: failed to setup muxes for TX pin");