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6c4398bc6a
Ethernet and wifi are not working and this is highly experimental. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27301 3c298f89-4303-0410-b956-a3cf2f4a3e73
38 lines
1.0 KiB
Diff
38 lines
1.0 KiB
Diff
From 5972feafaa3c71c1497b4ef4101b3c6855b7b64e Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Sun, 19 Jun 2011 19:14:11 +0200
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Subject: [PATCH 09/14] bcma: add check if sprom is available before accessing it.
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/bcma/main.c | 4 +++-
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drivers/bcma/sprom.c | 3 +++
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2 files changed, 6 insertions(+), 1 deletions(-)
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -160,7 +160,9 @@ int bcma_bus_register(struct bcma_bus *b
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/* Try to get SPROM */
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err = bcma_sprom_get(bus);
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- if (err) {
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+ if (err == -ENOENT) {
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+ pr_err("No SPROM available\n");
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+ } else if (err) {
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pr_err("Failed to get SPROM: %d\n", err);
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return -ENOENT;
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}
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--- a/drivers/bcma/sprom.c
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+++ b/drivers/bcma/sprom.c
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@@ -143,6 +143,9 @@ int bcma_sprom_get(struct bcma_bus *bus)
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if (!bus->drv_cc.core)
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return -EOPNOTSUPP;
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+ if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM))
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+ return -ENOENT;
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+
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sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
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GFP_KERNEL);
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if (!sprom)
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