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driver: modem: Fix mux device name comparison

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CONFIG_UART_MUX_DEVICE_NAME is used as a prefix for the uart muxes
name. Pointer comparison will always return false

Fix #39774

Signed-off-by: Guillaume Lager <g.lager@innoseis.com>
This commit is contained in:
Guillaume Lager 2021-10-27 17:41:33 +02:00 • committed by Anas Nashif
commit ec0d5b6e8d
1 changed files with 2 additions and 2 deletions
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4
drivers/modem/modem_iface_uart.c
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@ -130,8 +130,8 @@ static bool mux_is_active(struct modem_iface *iface)
bool active = false;
#if defined(CONFIG_UART_MUX_DEVICE_NAME)
const char *mux_name = CONFIG_UART_MUX_DEVICE_NAME;
active = (mux_name == iface->dev->name);
active = strncmp(CONFIG_UART_MUX_DEVICE_NAME, iface->dev->name,
sizeof(CONFIG_UART_MUX_DEVICE_NAME) - 1) == 0;
#endif /* CONFIG_UART_MUX_DEVICE_NAME */
return active;