From: Konrad Zapalowicz <bergo.torino+kernel@gmail.com>
Date: Sun, 31 Aug 2014 20:42:15 +0000 (+0200)
Subject: staging: dgnc: Fix sleeping under spinlock bug
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=239d1346f5f77135e272eee0c33cfa3e52fc4e1c;p=deliverable%2Flinux.git

staging: dgnc: Fix sleeping under spinlock bug

This commit changes the memory allocation flags to ATOMIC in order to
avoid sleeping in the nowait/nolock code.

Signed-off-by: Konrad Zapalowicz <bergo.torino+kernel@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index afb20a3e13ab..a798476cf4ea 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -462,7 +462,7 @@ void dgnc_sniff_nowait_nolock(struct channel_t *ch, uchar *text, uchar *buf, int
 	char *p;
 	int too_much_data;
 
-	tmpbuf = kzalloc(TMPBUFLEN, GFP_KERNEL);
+	tmpbuf = kzalloc(TMPBUFLEN, GFP_ATOMIC);
 	if (!tmpbuf)
 		return;
 	p = tmpbuf;