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authorstefanct <stefanct@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1>2013-08-23 23:29:23 +0000
committerstefanct <stefanct@2b7e53f0-3cfb-0310-b3e9-8179ed1497e1>2013-08-23 23:29:23 +0000
commitc33530f5baea950b3e494f0c05c7fb5a0859f90b (patch)
tree20c63c2ef9a36bd6ba61248d8bbc337cf4a509e5 /gfxnvidia.c
parent455fd9f9870ce8c5436112d28def881b6fc59d55 (diff)
downloadflashrom-c33530f5baea950b3e494f0c05c7fb5a0859f90b.tar.gz
Add additional error handling to pcidev_readbar() callers.
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. Signed-off-by: Niklas Söderlund <niso@kth.se> Signed-off-by: Stefan Tauner <stefan.tauner@student.tuwien.ac.at> Acked-by: Stefan Tauner <stefan.tauner@student.tuwien.ac.at> git-svn-id: https://code.coreboot.org/svn/flashrom/trunk@1718 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'gfxnvidia.c')
-rw-r--r--gfxnvidia.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gfxnvidia.c b/gfxnvidia.c
index 8f3aa44..d3ee14e 100644
--- a/gfxnvidia.c
+++ b/gfxnvidia.c
@@ -90,6 +90,9 @@ int gfxnvidia_init(void)
return 1;
io_base_addr = pcidev_readbar(dev, PCI_BASE_ADDRESS_0);
+ if (!io_base_addr)
+ return 1;
+
io_base_addr += 0x300000;
msg_pinfo("Detected NVIDIA I/O base address: 0x%x.\n", io_base_addr);