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From: Parshuram Thombare <pthombar@cadence.com>
To: <bbrezillon@kernel.org>, <vitor.soares@synopsys.com>
Cc: mparab@cadence.com, Parshuram Thombare <pthombar@cadence.com>,
	praneeth@ti.com, linux-kernel@vger.kernel.org, pgaj@cadence.com,
	linux-i3c@lists.infradead.org
Subject: [PATCH v6 5/8] i3c: master: check for non null pointer
Date: Fri, 17 Apr 2020 18:22:07 +0200
Message-ID: <1587140527-30907-1-git-send-email-pthombar@cadence.com> (raw)
In-Reply-To: <1587140398-29473-1-git-send-email-pthombar@cadence.com>

This patch add NULL check for struct i3c_generic_ibi_pool *pool
argument of function i3c_generic_ibi_free_pool.

Signed-off-by: Parshuram Thombare <pthombar@cadence.com>
---
 drivers/i3c/master.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index 2690910d724c..19d4800ed573 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -2667,6 +2667,9 @@ void i3c_generic_ibi_free_pool(struct i3c_generic_ibi_pool *pool)
 	struct i3c_generic_ibi_slot *slot;
 	unsigned int nslots = 0;
 
+	if (!pool)
+		return;
+
 	while (!list_empty(&pool->free_slots)) {
 		slot = list_first_entry(&pool->free_slots,
 					struct i3c_generic_ibi_slot, node);
-- 
2.17.1


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Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-17 16:19 [PATCH v6 0/8] I3C mastership handover support Parshuram Thombare
2020-04-17 16:20 ` [PATCH v6 1/8] i3c: master: mastership handover document Parshuram Thombare
2020-04-30  7:40   ` Boris Brezillon
2020-04-17 16:20 ` [PATCH v6 2/8] i3c: master: split bus_init callback into bus_init and master_set_info Parshuram Thombare
2020-04-30  7:55   ` Boris Brezillon
2020-04-17 16:21 ` [PATCH v6 3/8] i3c: master: i3c mastership request and handover Parshuram Thombare
2020-04-30  8:07   ` Boris Brezillon
2020-04-17 16:21 ` [PATCH v6 4/8] i3c: master: defslvs processing Parshuram Thombare
2020-04-17 16:22 ` Parshuram Thombare [this message]
2020-04-17 16:22 ` [PATCH v6 6/8] i3c: master: secondary master initialization Parshuram Thombare
2020-04-17 16:22 ` [PATCH v6 7/8] i3c: master: added sysfs key i3c_acquire_bus Parshuram Thombare
2020-04-17 16:24 ` [PATCH v6 8/8] i3c: master: add mastership handover support to cdns i3c master driver Parshuram Thombare

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