lkml.org 
[lkml]   [2018]   [Mar]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] mailbox: return error in mbox_request_channel_byname
Date
If 'name' is not found in the "mbox-names" list, return an error

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
---
drivers/mailbox/mailbox.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
index 674b35f..a31970a 100644
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -391,11 +391,12 @@ struct mbox_chan *mbox_request_channel_byname(struct mbox_client *cl,

of_property_for_each_string(np, "mbox-names", prop, mbox_name) {
if (!strncmp(name, mbox_name, strlen(name)))
- break;
+ return mbox_request_channel(cl, index);
index++;
}

- return mbox_request_channel(cl, index);
+ dev_err(cl->dev, "%s() mbox %s not found\n", __func__, name);
+ return ERR_PTR(-EINVAL);
}
EXPORT_SYMBOL_GPL(mbox_request_channel_byname);

--
2.7.4
\
 
 \ /
  Last update: 2018-03-01 11:17    [W:0.032 / U:0.172 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site