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-rw-r--r--nicintel_spi.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/nicintel_spi.c b/nicintel_spi.c
index 11b26c7..faceedd 100644
--- a/nicintel_spi.c
+++ b/nicintel_spi.c
@@ -177,6 +177,9 @@ int nicintel_spi_init(void)
return 1;
nicintel_spibar = rphysmap("Intel Gigabit NIC w/ SPI flash", io_base_addr, MEMMAP_SIZE);
+ if (nicintel_spibar == ERROR_PTR)
+ return 1;
+
/* Automatic restore of EECD on shutdown is not possible because EECD
* does not only contain FLASH_WRITES_DISABLED|FLASH_WRITES_ENABLED,
* but other bits with side effects as well. Those other bits must be
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