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authorFelix Fietkau <nbd@nbd.name>2016-05-21 15:16:09 +0200
committerFelix Fietkau <nbd@nbd.name>2016-05-21 15:16:38 +0200
commitf0dd81043cc2d6555c1e686365db8e1f48732acf (patch)
treed6e32fbea4489dfffb9cfc3ae73d4ae6d0bba25d /target
parent566343246f6558fc2a3a485064c7b8c6f22ec261 (diff)
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mvebu: prevent crash in the flash driver in case of a spurious interrupt
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target')
-rw-r--r--target/linux/mvebu/patches-4.4/103-remove-nand-driver-bug.patch13
1 files changed, 13 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-4.4/103-remove-nand-driver-bug.patch b/target/linux/mvebu/patches-4.4/103-remove-nand-driver-bug.patch
new file mode 100644
index 0000000000..e9cc027b3c
--- /dev/null
+++ b/target/linux/mvebu/patches-4.4/103-remove-nand-driver-bug.patch
@@ -0,0 +1,13 @@
+Remove a BUG() call that would crash on a race condition that should
+otherwise be harmless.
+
+--- a/drivers/mtd/nand/pxa3xx_nand.c
++++ b/drivers/mtd/nand/pxa3xx_nand.c
+@@ -701,7 +701,6 @@ static void handle_data_pio(struct pxa3x
+ default:
+ dev_err(&info->pdev->dev, "%s: invalid state %d\n", __func__,
+ info->state);
+- BUG();
+ }
+
+ /* Update buffer pointers for multi-page read/write */