sata: ahsata: Fix resource leak

Fix coverity issue CID 3606684: Resource leak (RESOURCE_LEAK)
leaked_storage: Variable uc_priv going out of scope leaks the storage it points to

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/ata/dwc_ahsata.c b/drivers/ata/dwc_ahsata.c
index c2e28fe518eb4074247f82d4fa931e3886080a4f..a77521479280c1534ca0fc667b05ba69f714c63d 100644 (file)
--- a/drivers/ata/dwc_ahsata.c
+++ b/drivers/ata/dwc_ahsata.c
@@ -847,6 +847,9 @@ static int ahci_init_one(int pdev)
        struct ahci_uc_priv *uc_priv = NULL;
 
        uc_priv = malloc(sizeof(struct ahci_uc_priv));
+       if (!uc_priv)
+               return -ENOMEM;
+
        memset(uc_priv, 0, sizeof(struct ahci_uc_priv));
        uc_priv->dev = pdev;
 
@@ -871,6 +874,8 @@ static int ahci_init_one(int pdev)
        return 0;
 
 err_out:
+       if (uc_priv)
+               free(uc_priv);
        return rc;
 }