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Add additional error handling to pcidev_readbar() callers

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This is mostly a leftover of Niklas' "remove exit call from pcidev_init" patch.
While not explicitly necessary detecting errors early is usually a good idea.

Corresponding to flashrom svn r1718.

Signed-off-by: Niklas Söderlund <niso@kth.se>
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
This commit is contained in:
Niklas Söderlund
2013-08-23 23:29:23 +00:00
committed by Stefan Tauner
parent 184c52c941
commit 89edf36c17
12 changed files with 36 additions and 2 deletions
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2
drkaiser.c
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@ -69,6 +69,8 @@ int drkaiser_init(void)
return 1;
addr = pcidev_readbar(dev, PCI_BASE_ADDRESS_2);
if (!addr)
return 1;
/* Write magic register to enable flash write. */
rpci_write_word(dev, PCI_MAGIC_DRKAISER_ADDR, PCI_MAGIC_DRKAISER_VALUE);