glusterfs/SOURCES/0156-cloudsync-Fix-bug-in-cloudsync-fops-c.py.patch

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2019-11-06 16:44:52 +00:00
From d8c98e9785e652692d928a2efbbb571703f728b0 Mon Sep 17 00:00:00 2001
From: Anuradha Talur <atalur@commvault.com>
Date: Wed, 24 Apr 2019 12:35:08 -0700
Subject: [PATCH 156/169] cloudsync: Fix bug in cloudsync-fops-c.py
In some of the fops generated by generator.py, xdata request
was not being wound to the child xlator correctly.
This was happening because when though the logic in
cloudsync-fops-c.py was correct, generator.py was generating
a resultant code that omits this logic.
Made changes in cloudsync-fops-c.py so that correct code is
produced.
backport of: https://review.gluster.org/#/c/glusterfs/+/22617/
> Change-Id: I6f25bdb36ede06fd03be32c04087a75639d79150
> updates: bz#1642168
> Signed-off-by: Anuradha Talur <atalur@commvault.com>
Change-Id: I87cc71e98c2c6cec78a6e84850fc8d82f8dd4dfd
Signed-off-by: Susant Palai <spalai@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/172195
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
---
xlators/features/cloudsync/src/cloudsync-fops-c.py | 24 +++++++++++++++++++---
1 file changed, 21 insertions(+), 3 deletions(-)
diff --git a/xlators/features/cloudsync/src/cloudsync-fops-c.py b/xlators/features/cloudsync/src/cloudsync-fops-c.py
index 8878b70..c444ea6 100755
--- a/xlators/features/cloudsync/src/cloudsync-fops-c.py
+++ b/xlators/features/cloudsync/src/cloudsync-fops-c.py
@@ -39,7 +39,15 @@ cs_@NAME@ (call_frame_t *frame, xlator_t *this,
else
state = GF_CS_LOCAL;
- local->xattr_req = xdata ? dict_ref (xdata) : (xdata = dict_new ());
+ xdata = xdata ? dict_ref (xdata) : dict_new ();
+
+ if (!xdata) {
+ gf_msg (this->name, GF_LOG_ERROR, 0, 0, "insufficient memory");
+ op_errno = ENOMEM;
+ goto err;
+ }
+
+ local->xattr_req = xdata;
ret = dict_set_uint32 (local->xattr_req, GF_CS_OBJECT_STATUS, 1);
if (ret) {
@@ -187,19 +195,29 @@ int32_t
cs_@NAME@ (call_frame_t *frame, xlator_t *this,
@LONG_ARGS@)
{
+ int op_errno = EINVAL;
cs_local_t *local = NULL;
int ret = 0;
local = cs_local_init (this, frame, loc, NULL, GF_FOP_@UPNAME@);
if (!local) {
gf_msg (this->name, GF_LOG_ERROR, 0, 0, "local is NULL");
+ op_errno = ENOMEM;
goto err;
}
if (loc->inode->ia_type == IA_IFDIR)
goto wind;
- local->xattr_req = xdata ? dict_ref (xdata) : dict_new ();
+ xdata = xdata ? dict_ref (xdata) : dict_new ();
+
+ if (!xdata) {
+ gf_msg (this->name, GF_LOG_ERROR, 0, 0, "insufficient memory");
+ op_errno = ENOMEM;
+ goto err;
+ }
+
+ local->xattr_req = xdata;
ret = dict_set_uint32 (local->xattr_req, GF_CS_OBJECT_STATUS, 1);
if (ret) {
@@ -215,7 +233,7 @@ wind:
return 0;
err:
- CS_STACK_UNWIND (@NAME@, frame, -1, errno, @CBK_ERROR_ARGS@);
+ CS_STACK_UNWIND (@NAME@, frame, -1, op_errno, @CBK_ERROR_ARGS@);
return 0;
}
--
1.8.3.1