From: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Date: Tue, 31 Jul 2007 07:39:13 +0000 (-0700)
Subject: fs: 9p/conv.c error path fix
X-Git-Tag: firefly_0821_release~26937
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bbe06f6bf7e764a9eb0e3cdcec2b12c743f35757;p=firefly-linux-kernel-4.4.55.git

fs: 9p/conv.c error path fix

When buf_check_overflow() returns != 0 we will hit kfree(ERR_PTR(err)) and
it will not be happy about it.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Cc: Eric Van Hensbergen <ericvh@ericvh.myip.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/net/9p/conv.c b/net/9p/conv.c
index 37451178e761..f2a041cb508a 100644
--- a/net/9p/conv.c
+++ b/net/9p/conv.c
@@ -763,6 +763,7 @@ struct p9_fcall *p9_create_twrite(u32 fid, u64 offset, u32 count,
 	if (err) {
 		kfree(fc);
 		fc = ERR_PTR(err);
+		goto error;
 	}
 
 	if (buf_check_overflow(bufp)) {