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From: "Giedrius Statkevičius" <giedrius.statkevicius@gmail.com>
To: lidza.louina@gmail.com, markh@compro.net
Cc: gregkh@linuxfoundation.org,
	driverdev-devel@linuxdriverproject.org,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
	"Giedrius Statkevičius" <giedrius.statkevicius@gmail.com>
Subject: [PATCH] staging: dgnc: check if kzalloc fails in dgnc_tty_init()
Date: Tue,  7 Apr 2015 13:26:32 +0300	[thread overview]
Message-ID: <1428402392-15817-1-git-send-email-giedrius.statkevicius@gmail.com> (raw)

kzalloc() could fail so add a check and return -ENOMEM if it does that gets
propogated to the pci layer

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
---
 drivers/staging/dgnc/dgnc_tty.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 61d5a8e..23337da 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -311,6 +311,8 @@ int dgnc_tty_init(struct dgnc_board *brd)
 			 * interrupt context, and there are no locks held.
 			 */
 			brd->channels[i] = kzalloc(sizeof(*brd->channels[i]), GFP_KERNEL);
+			if (!brd->channels[i])
+				return -ENOMEM;
 		}
 	}
 
-- 
2.3.5


             reply	other threads:[~2015-04-07 10:27 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-07 10:26 Giedrius Statkevičius [this message]
2015-04-07 10:41 ` Sudip Mukherjee
2015-04-07 11:53   ` Giedrius Statkevičius
2015-04-07 12:40 ` [PATCH v2] " Giedrius Statkevičius
2015-04-07 13:01   ` Dan Carpenter
2015-04-07 13:25     ` Giedrius Statkevičius
2015-04-07 14:11   ` [PATCH v3] " Giedrius Statkevičius
2015-04-07 14:24     ` Sudip Mukherjee
2015-04-07 14:37       ` Giedrius Statkevičius
2015-04-07 14:54         ` Dan Carpenter
2015-04-07 14:48     ` Dan Carpenter
2015-04-07 15:35       ` Giedrius Statkevičius
2015-04-07 15:46         ` Dan Carpenter
2015-04-07 16:11     ` [PATCH v4 1/3] staging: dgnc: clean up allocation of ->channels[i] Giedrius Statkevičius
2015-04-09 23:42       ` [PATCH v5 " Giedrius Statkevičius
2015-04-09 23:42       ` [PATCH v5 2/3] staging: dgnc: don't forget to check if ->channels[i] is NULL in dgnc_tty_uninit() Giedrius Statkevičius
2015-04-09 23:42       ` [PATCH v5 3/3] staging: dgnc: remove redundant !ch checks Giedrius Statkevičius
2015-04-07 16:11     ` [PATCH v4 2/3] staging: dgnc: don't forget to check if ->channels[i] is NULL in dgnc_tty_uninit() Giedrius Statkevičius
2015-04-07 16:11     ` [PATCH v4 3/3] staging: dgnc: remove redundant !ch checks Giedrius Statkevičius
2015-04-10  0:37       ` Dan Carpenter

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