To enhance the SDMMC DesignWare driver to use calloc instead of malloc. This will avoid the incident that uninitialized members of mmc structure are later used for NULL comparison.
Signed-off-by: Chin Liang See clsee@altera.com Cc: Rajeshwari Shinde rajeshwari.s@samsung.com Cc: Jaehoon Chung jh80.chung@samsung.com Cc: Mischa Jonker mjonker@synopsys.com Cc: Alexey Brodkin abrodkin@synopsys.com Cc: Andy Fleming afleming@freescale.com Cc: Pantelis Antoniou panto@antoniou-consulting.com --- Changes for v2 - Adding u-boot-mmc maintainer --- drivers/mmc/dw_mmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) mode change 100644 => 100755 drivers/mmc/dw_mmc.c
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c old mode 100644 new mode 100755 index 19d9b0b..82abe19 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -336,9 +336,9 @@ int add_dwmci(struct dwmci_host *host, u32 max_clk, u32 min_clk) struct mmc *mmc; int err = 0;
- mmc = malloc(sizeof(struct mmc)); + mmc = calloc(sizeof(struct mmc), 1); if (!mmc) { - printf("mmc malloc fail!\n"); + printf("mmc calloc fail!\n"); return -1; }