[PATCH] fsi: master-ast-cf: Fix memory leak

[Gustavo A. R. Silva]

In case memory resources for *fw* were allocated, release them
before return.

Addresses-Coverity-ID: 1472044 ("Resource leak")
Fixes: 6a794a27daca ("fsi: master-ast-cf: Add new FSI master using Aspeed 
ColdFire")
Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
---
 drivers/fsi/fsi-master-ast-cf.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/fsi/fsi-master-ast-cf.c b/drivers/fsi/fsi-master-ast-cf.c
index c4a3557..e39a4630 100644
--- a/drivers/fsi/fsi-master-ast-cf.c
+++ b/drivers/fsi/fsi-master-ast-cf.c
@@ -861,7 +861,8 @@ static int load_copro_firmware(struct fsi_master_acf 
*master)
        if (sig != wanted_sig) {
                dev_err(master->dev, "Failed to locate image sig %04x in FW 
blob\n",
                        wanted_sig);
-               return -ENODEV;
+               rc = -ENODEV;
+               goto release_fw;
        }
        if (size > master->cf_mem_size) {
                dev_err(master->dev, "FW size (%zd) bigger than memory reserve 
(%zd)\n",
@@ -870,8 +871,9 @@ static int load_copro_firmware(struct fsi_master_acf 
*master)
        } else {
                memcpy_toio(master->cf_mem, data, size);
        }
-       release_firmware(fw);
 
+release_fw:
+       release_firmware(fw);
        return rc;
 }
 
-- 
2.7.4