mmc: possible leak in mmc_read_ext_csd

The exception path associated with an invalid ext_csd_struct returns
without freeing ext_csd.

Coverity CID 1909.

Signed-off-by: Florin Malita
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 65fe28860f54431ed77e5069526c566e5376521a..68c0e3b2f0e86a5bfadfc5be21b4b459dd2f203f 100644 (file)
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -213,7 +213,8 @@ static int mmc_read_ext_csd(struct mmc_card *card)
                printk(KERN_ERR "%s: unrecognised EXT_CSD structure "
                        "version %d\n", mmc_hostname(card->host),
                        ext_csd_struct);
-               return -EINVAL;
+               err = -EINVAL;
+               goto out;
        }
 
        if (ext_csd_struct >= 2) {