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| author | Ruan Jinjie <ruanjinjie@huawei.com> | 2023-08-03 17:17:12 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-08-04 15:06:01 +0200 |
| commit | 2c2d01a9f724a88be2895c5011689337da103c3b (patch) | |
| tree | c5fe5634d34ad6c492451bba8222abb3689344e7 | |
| parent | 8b66eec1fd85ca9c4fd83f92e704de4fc0c583c1 (diff) | |
| download | linux-2c2d01a9f724a88be2895c5011689337da103c3b.tar.gz linux-2c2d01a9f724a88be2895c5011689337da103c3b.tar.bz2 linux-2c2d01a9f724a88be2895c5011689337da103c3b.zip | |
tty: serial: xilinx_uartps: Do not check for 0 return after calling platform_get_irq()
Since commit a85a6c86c25b ("driver core: platform: Clarify that
IRQ 0 is invalid"), there is no possible for
platform_get_irq() to return 0. Use the return value
from platform_get_irq().
Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Link: https://lore.kernel.org/r/20230803091712.596987-1-ruanjinjie@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/serial/xilinx_uartps.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 20a751663ef9..2e5e86a00a77 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1562,8 +1562,8 @@ static int cdns_uart_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); - if (irq <= 0) { - rc = -ENXIO; + if (irq < 0) { + rc = irq; goto err_out_clk_disable; } |