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[PATCH] serial: trivial code flow simplification 

Return failure immediately, so we don't have to test it twice.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Bjorn Helgaas 2007-02-14 00:33:05 -08:00 committed by Linus Torvalds
parent 40b36daad0
commit 9b22271d4b
1 changed files with 4 additions and 4 deletions
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8
drivers/serial/8250_pnp.c
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@ -450,11 +450,11 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
port.dev = &dev->dev;
line = serial8250_register_port(&port);
if (line < 0)
return -ENODEV;
if (line >= 0)
pnp_set_drvdata(dev, (void *)((long)line + 1));
return line >= 0 ? 0 : -ENODEV;
pnp_set_drvdata(dev, (void *)((long)line + 1));
return 0;
}
static void __devexit serial_pnp_remove(struct pnp_dev *dev)