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authorJesper Juhl <jj@chaosbits.net>2012-04-10 00:51:07 +0400
committerJohn W. Linville <linville@tuxdriver.com>2012-04-12 23:06:07 +0400
commita7b957a277215da1830596c0791307a999fe5153 (patch)
treea5675f24770760ff356cf34fc0a43a4bba378cad
parentd144f536e38a8e6fcd6e8e4c9035f107be9f7d62 (diff)
downloadlinux-a7b957a277215da1830596c0791307a999fe5153.tar.xz
wireless, libertas: remove redundant NULL tests before calling release_firmware()
release_firmware() tests for, and deals gracefully with, NULL pointers. Remove redundant explicit tests before calling the function. Signed-off-by: Jesper Juhl <jj@chaosbits.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/libertas/if_cs.c6
-rw-r--r--drivers/net/wireless/libertas/if_sdio.c6
-rw-r--r--drivers/net/wireless/libertas/if_spi.c6
-rw-r--r--drivers/net/wireless/libertas/main.c12
4 files changed, 10 insertions, 20 deletions
diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c
index 234ee88dec95..171a06b8879d 100644
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -951,10 +951,8 @@ out2:
out1:
pcmcia_disable_device(p_dev);
out:
- if (helper)
- release_firmware(helper);
- if (mainfw)
- release_firmware(mainfw);
+ release_firmware(helper);
+ release_firmware(mainfw);
lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
return ret;
diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c
index 9804ebc892d4..15bfe2f589f7 100644
--- a/drivers/net/wireless/libertas/if_sdio.c
+++ b/drivers/net/wireless/libertas/if_sdio.c
@@ -751,10 +751,8 @@ success:
ret = 0;
out:
- if (helper)
- release_firmware(helper);
- if (mainfw)
- release_firmware(mainfw);
+ release_firmware(helper);
+ release_firmware(mainfw);
lbs_deb_leave_args(LBS_DEB_SDIO, "ret %d", ret);
return ret;
diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index 50b1ee7721e9..7a5df4f4cb7c 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -1095,10 +1095,8 @@ static int if_spi_init_card(struct if_spi_card *card)
goto out;
out:
- if (helper)
- release_firmware(helper);
- if (mainfw)
- release_firmware(mainfw);
+ release_firmware(helper);
+ release_firmware(mainfw);
lbs_deb_leave_args(LBS_DEB_SPI, "err %d\n", err);
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 957681dede17..3b81b709bf9e 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -1269,14 +1269,10 @@ int lbs_get_firmware(struct device *dev, const char *user_helper,
fail:
/* Failed */
- if (*helper) {
- release_firmware(*helper);
- *helper = NULL;
- }
- if (*mainfw) {
- release_firmware(*mainfw);
- *mainfw = NULL;
- }
+ release_firmware(*helper);
+ *helper = NULL;
+ release_firmware(*mainfw);
+ *mainfw = NULL;
return -ENOENT;
}