This is a note to let you know that I've just added the patch titled
mmc: sdhci-pci: Fix possibility of chip->fixes being null
to the 3.13-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mmc-sdhci-pci-fix-possibility-of-chip-fixes-being-null.patch
and it can be found in the queue-3.13 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 945be38caa287b177b8c17ffaae7754cab6a658f Mon Sep 17 00:00:00 2001
From: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Date: Tue, 21 Jan 2014 09:52:39 +0200
Subject: mmc: sdhci-pci: Fix possibility of chip->fixes being null
From: Adrian Hunter <adrian.hunter@xxxxxxxxx>
commit 945be38caa287b177b8c17ffaae7754cab6a658f upstream.
It is possible for chip->fixes to be null. Check before dereferencing it.
Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Chris Ball <chris@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/mmc/host/sdhci-pci.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -1466,7 +1466,8 @@ static struct sdhci_pci_slot *sdhci_pci_
* from runtime suspend. If it is not there, don't allow runtime PM.
* Note sdhci_pci_add_own_cd() sets slot->cd_gpio to -EINVAL on failure.
*/
- if (chip->fixes->own_cd_for_runtime_pm && !gpio_is_valid(slot->cd_gpio))
+ if (chip->fixes && chip->fixes->own_cd_for_runtime_pm &&
+ !gpio_is_valid(slot->cd_gpio))
chip->allow_runtime_pm = false;
return slot;
Patches currently in stable-queue which might be from adrian.hunter@xxxxxxxxx are
queue-3.13/mmc-sdhci-pci-fix-possibility-of-chip-fixes-being-null.patch
queue-3.13/mmc-sdhci-pci-fix-byt-sd-card-getting-stuck-in-runtime-suspend.patch
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