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authorChin Liang See <clsee@altera.com>2013-12-18 11:16:01 -0600
committerPantelis Antoniou <panto@antoniou-consulting.com>2014-01-08 19:02:41 +0200
commitfd26b5490bef8e8a37e33a9b3c4960d7a8734067 (patch)
tree2b1f2e05311e25cce469c7e3cdaa142819a91bdf /drivers/mmc/dw_mmc.c
parentdae6c6ba95f61326e8012c2fec372a6735ba46b9 (diff)
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mmc/dwmmc: Using calloc instead malloc
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> Acked-by: Pantelis Antoniou <panto@antoniou-consulting.com>
Diffstat (limited to 'drivers/mmc/dw_mmc.c')
-rwxr-xr-x[-rw-r--r--]drivers/mmc/dw_mmc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index 19d9b0b..82abe19 100644..100755
--- 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;
}