linux-kernel - [PATCH v4] staging: most: Delete an error message for a failed memory allocation

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Message-Id: <20190714164126.3159-1-iamkeyur96@gmail.com>
Date:   Sun, 14 Jul 2019 12:41:23 -0400
From:   Keyur Patel <iamkeyur96@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     markus.elfring@....de, Keyur Patel <iamkeyur96@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Christian Gromm <christian.gromm@...rochip.com>,
        Eugeniu Rosca <erosca@...adit-jv.com>,
        Suresh Udipi <sudipi@...adit-jv.com>,
        Colin Ian King <colin.king@...onical.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4] staging: most: Delete an error message for a failed memory allocation

This error message for a failed memory allocation is redundant as 
kfifo_alloc just calls kmalloc_array without the __GFP_NOWARN flag,
already does a dump_stack().

Signed-off-by: Keyur Patel <iamkeyur96@...il.com>
---
Changes in v4:
- change subject line
- improve commit description
- fix checkpatch warning

 drivers/staging/most/cdev/cdev.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/most/cdev/cdev.c b/drivers/staging/most/cdev/cdev.c
index d0cc0b746107..724d098aeef0 100644
--- a/drivers/staging/most/cdev/cdev.c
+++ b/drivers/staging/most/cdev/cdev.c
@@ -463,10 +463,8 @@ static int comp_probe(struct most_interface *iface, int channel_id,
 	spin_lock_init(&c->unlink);
 	INIT_KFIFO(c->fifo);
 	retval = kfifo_alloc(&c->fifo, cfg->num_buffers, GFP_KERNEL);
-	if (retval) {
-		pr_info("failed to alloc channel kfifo");
+	if (retval)
 		goto err_del_cdev_and_free_channel;
-	}
 	init_waitqueue_head(&c->wq);
 	mutex_init(&c->io_mutex);
 	spin_lock_irqsave(&ch_list_lock, cl_flags);
-- 
2.22.0