On Wednesday, January 22, 2014 06:11 PM, Russell King - ARM Linux wrote:
On Wed, Jan 22, 2014 at 12:32:39PM +0800, Chris Ruehl wrote:
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index f7199c8..8645d6a 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -347,7 +347,7 @@ static int mxcmci_setup_data(struct mxcmci_host *host, struct mmc_data *data)
return 0;
for_each_sg(data->sg, sg, data->sg_len, i) {
- if (sg->offset & 3 || sg->length & 3 || sg->length < 512) {
+ if (sg && (sg->offset & 3 || sg->length & 3 || sg->length < 512)) {
sg should never be NULL here - so this is probably papering over a bug.
I agree, and this patch should not apply to the kernel,, . Its my fix
for my production mainboard
only. I report the Oops but not get any response back. I'm sorry to
wast your time.
Chris
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