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author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-31 10:38:08 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-09-16 08:32:10 +0200 |
commit | ed6e965824303255cacc1c1a195d3684caa26bce (patch) | |
tree | 26e2b1b78498675ceae4dd2e990836c26ec1d5ec /drivers/serial/serial_ns16550.c | |
parent | 5bdc82c54a3306f2ae151a00f2df54f9240395b8 (diff) | |
download | barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.gz barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.xz |
resource: Let dev_request_mem_region return an error pointer
For all users fix or add the error check.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/serial/serial_ns16550.c')
-rw-r--r-- | drivers/serial/serial_ns16550.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c index dd0986c326..78a674a823 100644 --- a/drivers/serial/serial_ns16550.c +++ b/drivers/serial/serial_ns16550.c @@ -321,6 +321,8 @@ static int ns16550_init_iomem(struct device_d *dev, struct ns16550_priv *priv) return PTR_ERR(res); priv->mmiobase = dev_request_mem_region(dev, 0); + if (IS_ERR(priv->mmiobase)) + return PTR_ERR(priv->mmiobase); width = res->flags & IORESOURCE_MEM_TYPE_MASK; switch (width) { |