wireless/libertas/if_cs.c: fix memory leaks

The leak in if_cs_prog_helper() is obvious.

It looks a bit as if not freeing "fw" in if_cs_prog_real() was done
intentionally, but I'm not seeing why it shouldn't be freed.

Reported-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c
index 04d7a25..8941919 100644 (file)
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -595,7 +595,7 @@ static int if_cs_prog_helper(struct if_cs_card *card)
                if (ret < 0) {
                        lbs_pr_err("can't download helper at 0x%x, ret %d\n",
                                sent, ret);
-                       goto done;
+                       goto err_release;
                }
 
                if (count == 0)
@@ -604,9 +604,8 @@ static int if_cs_prog_helper(struct if_cs_card *card)
                sent += count;
        }
 
+err_release:
        release_firmware(fw);
-       ret = 0;
-
 done:
        lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
        return ret;
@@ -676,14 +675,8 @@ static int if_cs_prog_real(struct if_cs_card *card)
        }
 
        ret = if_cs_poll_while_fw_download(card, IF_CS_SCRATCH, 0x5a);
-       if (ret < 0) {
+       if (ret < 0)
                lbs_pr_err("firmware download failed\n");
-               goto err_release;
-       }
-
-       ret = 0;
-       goto done;
-
 
 err_release:
        release_firmware(fw);