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| author | Fernando Guzman Lugo <fernando.guzman.lugo@intel.com> | 2015-06-11 10:39:46 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-06-12 17:39:50 -0700 |
| commit | ff0daa1c1a28c9866d735852a1cbfb9c757aaa7b (patch) | |
| tree | 9281508e59138fc2844d277a6630e39095994c55 /drivers | |
| parent | 899f0c1c7dbcc487fdc8756a49ff70b1d5d75f89 (diff) | |
| download | linux-ff0daa1c1a28c9866d735852a1cbfb9c757aaa7b.tar.gz linux-ff0daa1c1a28c9866d735852a1cbfb9c757aaa7b.tar.bz2 linux-ff0daa1c1a28c9866d735852a1cbfb9c757aaa7b.zip | |
serial: sprd: check for NULL after calling devm_clk_get
In platforms which does not use CLK framework (HAVE_CLK not set), the
clk_* functions return NULL instead of an error. This patch handles that
scenario.
Signed-off-by: Fernando Guzman Lugo <fernando.guzman.lugo@intel.com>
Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/serial/sprd_serial.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c index 582d2729f700..3866516c2926 100644 --- a/drivers/tty/serial/sprd_serial.c +++ b/drivers/tty/serial/sprd_serial.c @@ -716,7 +716,7 @@ static int sprd_probe(struct platform_device *pdev) up->flags = UPF_BOOT_AUTOCONF; clk = devm_clk_get(&pdev->dev, NULL); - if (!IS_ERR(clk)) + if (!IS_ERR_OR_NULL(clk)) up->uartclk = clk_get_rate(clk); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |