Hi Matt,

On 27.03.2018 19:53, Matt Pelland wrote:
The mv_sdhci driver was not zeroing the sdhci_host structure it
allocates causing random access violations in parts of the mmc core
where the "ops" member pointers are checked and called if not NULL.

Signed-off-by: Matt Pelland <mpell...@starry.com>
  drivers/mmc/mv_sdhci.c | 2 ++
  1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/mv_sdhci.c b/drivers/mmc/mv_sdhci.c
index 69aa87babe..afc03f75a0 100644
--- a/drivers/mmc/mv_sdhci.c
+++ b/drivers/mmc/mv_sdhci.c
@@ -74,6 +74,8 @@ int mv_sdh_init(unsigned long regbase, u32 max_clk, u32 
min_clk, u32 quirks)
                return -ENOMEM;
+ memset(host, 0, sizeof(struct sdhci_host));
        host->name = MVSDH_NAME;
        host->ioaddr = (void *)regbase;
        host->quirks = quirks;

Thanks for finding this. But please use calloc() instead of malloc() and
the memset can be dropped.

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