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mmc: bcm: fix uninitialized pointer deref on probe

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Commit 3d296365e4 ("mmc: sdhci: Add support for
sdhci-caps-mask") sdhci_setup_cfg() expects a valid sdhci_host mmc
field.

Fixes: 3d296365e4 ("mmc: sdhci: Add support for sdhci-caps-mask")
Cc: Faiz Abbas <faiz_abbas@ti.com>
Cc: Matthias Brugger <mbrugger@suse.com>
Cc: Thomas Fitzsimmons <fitzsim@fitzsim.org>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2019-08-06 02:47:50 +00:00
parent 7835e87322
commit 425d83346d
2 changed files with 5 additions and 2 deletions
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4
drivers/mmc/bcm2835_sdhci.c
View file

@ -214,6 +214,9 @@ static int bcm2835_sdhci_probe(struct udevice *dev)
host->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195;
host->ops = &bcm2835_ops;
host->mmc = &plat->mmc;
host->mmc->dev = dev;
ret = sdhci_setup_cfg(&plat->cfg, host, emmc_freq, MIN_FREQ);
if (ret) {
debug("%s: Failed to setup SDHCI (err=%d)\n", __func__, ret);
@ -221,7 +224,6 @@ static int bcm2835_sdhci_probe(struct udevice *dev)
}
upriv->mmc = &plat->mmc;
host->mmc = &plat->mmc;
host->mmc->priv = host;
return sdhci_probe(dev);

3
drivers/mmc/bcmstb_sdhci.c
View file

@ -73,6 +73,8 @@ static int sdhci_bcmstb_probe(struct udevice *dev)
if (ret)
return ret;
host->mmc = &plat->mmc;
host->mmc->dev = dev;
ret = sdhci_setup_cfg(&plat->cfg, host,
BCMSTB_SDHCI_MAXIMUM_CLOCK_FREQUENCY,
BCMSTB_SDHCI_MINIMUM_CLOCK_FREQUENCY);
@ -80,7 +82,6 @@ static int sdhci_bcmstb_probe(struct udevice *dev)
return ret;
upriv->mmc = &plat->mmc;
host->mmc = &plat->mmc;
host->mmc->priv = host;
return sdhci_probe(dev);