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[Xen-devel] [PATCH 06 of 18] tools/blktap2: fix build errors caused by Werror in vhd_journal_write_entry
- To: xen-devel@xxxxxxxxxxxxxxxxxxx
- From: Olaf Hering <olaf@xxxxxxxxx>
- Date: Mon, 02 Apr 2012 22:15:29 +0200
- Cc: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
- Delivery-date: Mon, 02 Apr 2012 20:16:26 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xen.org>
# HG changeset patch
# User Olaf Hering <olaf@xxxxxxxxx>
# Date 1333397533 -7200
# Node ID 8d134408ddf233c6fe3a452b9b9f0780f91170e6
# Parent cbdba2284f36dba539b7f5a0cded571c96f2bc4c
tools/blktap2: fix build errors caused by Werror in vhd_journal_write_entry
-O2 -Wall -Werror triggers these warnings:
libvhd-journal.c: In function 'vhd_journal_write_entry':
libvhd-journal.c:335: warning: statement with no effect
Really return the error from vhd_journal_write() to caller.
v2:
- simplify the patch by just adding the missing return statement
Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
diff -r cbdba2284f36 -r 8d134408ddf2 tools/blktap2/vhd/lib/libvhd-journal.c
--- a/tools/blktap2/vhd/lib/libvhd-journal.c
+++ b/tools/blktap2/vhd/lib/libvhd-journal.c
@@ -332,7 +332,7 @@ vhd_journal_write_entry(vhd_journal_t *j
err = vhd_journal_write(j, &e, sizeof(vhd_journal_entry_t));
if (err)
- err;
+ return err;
return 0;
}
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