mmc: core: free mmc_card if cmd 3,9,7 fails in mmc_sd_init_card

In function mmc_sd_init_card, if command 3/9/7 got failed, mmc_card
allocated just before won't be freed. This would cause memory leak.

Signed-off-by: Wei WANG <wei_wang@realsil.com.cn>
Signed-off-by: Chris Ball <cjb@laptop.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 176d125f5b57..1240a85a9aa2 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -942,13 +942,13 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr,
         if (!mmc_host_is_spi(host)) {
                 err = mmc_send_relative_addr(host, &card->rca);
                 if (err)
-                        return err;
+                        goto free_card;
         }
 
         if (!oldcard) {
                 err = mmc_sd_get_csd(host, card);
                 if (err)
-                        return err;
+                        goto free_card;
 
                 mmc_decode_cid(card);
         }
@@ -959,7 +959,7 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr,
         if (!mmc_host_is_spi(host)) {
                 err = mmc_select_card(card);
                 if (err)
-                        return err;
+                        goto free_card;
         }
 
         err = mmc_sd_setup_card(host, card, oldcard != NULL);