linux-kernel - [PATCH 6/6] staging: pi433: Remove SET_CHECKED usage from pi433

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20171206204224.14714-7-simon@nikanor.nu>
Date:   Wed,  6 Dec 2017 21:42:24 +0100
From:   Simon Sandström <simon@...anor.nu>
To:     gregkh@...uxfoundation.org
Cc:     linux@...f-Entwicklungen.de, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 6/6] staging: pi433: Remove SET_CHECKED usage from pi433_probe

SET_CHECKED returns from the function on failure and in pi433_probe it is
necessary to free the GPIOs and the device on failure.

Signed-off-by: Simon Sandström <simon@...anor.nu>
---
 drivers/staging/pi433/pi433_if.c | 28 +++++++++++++++++++++-------
 1 file changed, 21 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index 688d0cf00782..55ed45f45998 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -1124,13 +1124,27 @@ static int pi433_probe(struct spi_device *spi)
 	}
 
 	/* setup the radio module */
-	SET_CHECKED(rf69_set_mode		(spi, standby));
-	SET_CHECKED(rf69_set_data_mode		(spi, DATAMODUL_MODE_PACKET));
-	SET_CHECKED(rf69_enable_amplifier(spi, MASK_PALEVEL_PA0));
-	SET_CHECKED(rf69_disable_amplifier(spi, MASK_PALEVEL_PA1));
-	SET_CHECKED(rf69_disable_amplifier(spi, MASK_PALEVEL_PA2));
-	SET_CHECKED(rf69_set_output_power_level	(spi, 13));
-	SET_CHECKED(rf69_set_antenna_impedance	(spi, fiftyOhm));
+	retval = rf69_set_mode(spi, standby);
+	if (retval < 0)
+		goto minor_failed;
+	retval = rf69_set_data_mode(spi, DATAMODUL_MODE_PACKET);
+	if (retval < 0)
+		goto minor_failed;
+	retval = rf69_enable_amplifier(spi, MASK_PALEVEL_PA0);
+	if (retval < 0)
+		goto minor_failed;
+	retval = rf69_disable_amplifier(spi, MASK_PALEVEL_PA1);
+	if (retval < 0)
+		goto minor_failed;
+	retval = rf69_disable_amplifier(spi, MASK_PALEVEL_PA2);
+	if (retval < 0)
+		goto minor_failed;
+	retval = rf69_set_output_power_level(spi, 13);
+	if (retval < 0)
+		goto minor_failed;
+	retval = rf69_set_antenna_impedance(spi, fiftyOhm);
+	if (retval < 0)
+		goto minor_failed;
 
 	/* determ minor number */
 	retval = pi433_get_minor(device);
-- 
2.11.0