[U-Boot] [PATCH v3 1/4] exynos: Properly zero initialize host in s5p_sdhci_init()

Tobias Jakobi
2015-10-05T11:47:50Z

This makes sure that setting the host_caps in s5p_sdhci_core_init()
doesn't operate on potentially uninitialized memory.

Acked-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
---
drivers/mmc/s5p_sdhci.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/s5p_sdhci.c b/drivers/mmc/s5p_sdhci.c
index 4db51d6..911e7a8 100644
--- a/drivers/mmc/s5p_sdhci.c
+++ b/drivers/mmc/s5p_sdhci.c
@@ -84,9 +84,9 @@ static int s5p_sdhci_core_init(struct sdhci_host *host)

int s5p_sdhci_init(u32 regbase, int index, int bus_width)
{
- struct sdhci_host *host = malloc(sizeof(struct sdhci_host));
+ struct sdhci_host *host = calloc(1, sizeof(struct sdhci_host));
if (!host) {
- printf("sdhci__host malloc fail!\n");
+ printf("sdhci__host allocation fail!\n");
return 1;
}
host->ioaddr = (void *)regbase;
--
2.0.5