From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Gabriel Fernandez <gabriel.fernandez@st.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Sasha Levin <sashal@kernel.org>,
linux-input@vger.kernel.org
Subject: [PATCH AUTOSEL 4.14 27/27] Input: st-keyscan - fix potential zalloc NULL dereference
Date: Mon, 11 Mar 2019 15:58:24 -0400 [thread overview]
Message-ID: <20190311195824.139043-27-sashal@kernel.org> (raw)
In-Reply-To: <20190311195824.139043-1-sashal@kernel.org>
From: Gabriel Fernandez <gabriel.fernandez@st.com>
[ Upstream commit 2439d37e1bf8a34d437573c086572abe0f3f1b15 ]
This patch fixes the following static checker warning:
drivers/input/keyboard/st-keyscan.c:156 keyscan_probe()
error: potential zalloc NULL dereference: 'keypad_data->input_dev'
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/input/keyboard/st-keyscan.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/input/keyboard/st-keyscan.c b/drivers/input/keyboard/st-keyscan.c
index babcfb165e4f..3b85631fde91 100644
--- a/drivers/input/keyboard/st-keyscan.c
+++ b/drivers/input/keyboard/st-keyscan.c
@@ -153,6 +153,8 @@ static int keyscan_probe(struct platform_device *pdev)
input_dev->id.bustype = BUS_HOST;
+ keypad_data->input_dev = input_dev;
+
error = keypad_matrix_key_parse_dt(keypad_data);
if (error)
return error;
@@ -168,8 +170,6 @@ static int keyscan_probe(struct platform_device *pdev)
input_set_drvdata(input_dev, keypad_data);
- keypad_data->input_dev = input_dev;
-
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
keypad_data->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(keypad_data->base))
--
2.19.1
prev parent reply other threads:[~2019-03-11 20:01 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-11 19:57 [PATCH AUTOSEL 4.14 01/27] drm/imx: ignore plane updates on disabled crtcs Sasha Levin
2019-03-11 19:57 ` [PATCH AUTOSEL 4.14 02/27] gpu: ipu-v3: Fix i.MX51 CSI control registers offset Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 03/27] drm/imx: imx-ldb: add missing of_node_puts Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 04/27] gpu: ipu-v3: Fix CSI offsets for imx53 Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 05/27] s390/dasd: fix using offset into zero size array error Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 06/27] Input: pwm-vibra - prevent unbalanced regulator Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 07/27] Input: pwm-vibra - stop regulator after disabling pwm, not before Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 08/27] ARM: OMAP2+: Variable "reg" in function omap4_dsi_mux_pads() could be uninitialized Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 09/27] ASoC: dapm: fix out-of-bounds accesses to DAPM lookup tables Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 10/27] ASoC: rsnd: fixup rsnd_ssi_master_clk_start() user count check Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 11/27] KVM: arm/arm64: Reset the VCPU without preemption and vcpu state loaded Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 12/27] ARM: OMAP2+: fix lack of timer interrupts on CPU1 after hotplug Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 13/27] Input: cap11xx - switch to using set_brightness_blocking() Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 14/27] Input: ps2-gpio - flush TX work when closing port Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 15/27] Input: matrix_keypad - use flush_delayed_work() Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 16/27] mac80211: Fix Tx aggregation session tear down with ITXQs Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 17/27] ipvs: fix dependency on nf_defrag_ipv6 Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 18/27] floppy: check_events callback should not return a negative number Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 19/27] NFS: Don't use page_file_mapping after removing the page Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 20/27] mm/gup: fix gup_pmd_range() for dax Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 21/27] Revert "mm: use early_pfn_to_nid in page_ext_init" Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 22/27] mm: page_alloc: fix ref bias in page_frag_alloc() for 1-byte allocs Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 23/27] net: hns: Fix object reference leaks in hns_dsaf_roce_reset() Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 24/27] i2c: cadence: Fix the hold bit setting Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 25/27] i2c: bcm2835: Clear current buffer pointers and counts after a transfer Sasha Levin
2019-03-11 19:58 ` [PATCH AUTOSEL 4.14 26/27] auxdisplay: ht16k33: fix potential user-after-free on module unload Sasha Levin
2019-03-11 19:58 ` Sasha Levin [this message]
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