Re: [PATCH] qemu: Check for existence of auto-generated socket path before removing

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On Tue, Sep 15, 2015 at 05:03:45PM -0400, John Ferlan wrote:
Commit id 'f1f68ca33' added code to remove the directory paths for
auto-generated sockets, but that code could be called before the
paths were created resulting in generating error messages from
virFileDeleteTree indicating that the file doesn't exist. So just
add a check before attemping the directory delete for existence.


Oh, I haven't checked that virFileDeleteTree() causes an error.  Since
we don't want "silent" versions functions (even though we have many :|
), ACK to this.  No race should happen, and if it does; no biggie.

Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
---
src/qemu/qemu_process.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index ce2c70c..b55eb52 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -5269,13 +5269,13 @@ void qemuProcessStop(virQEMUDriverPtr driver,

    ignore_value(virAsprintf(&tmppath, "%s/domain-%s",
                             cfg->libDir, vm->def->name));
-    if (tmppath)
+    if (tmppath && virFileExists(tmppath))
        virFileDeleteTree(tmppath);
    VIR_FREE(tmppath);

    ignore_value(virAsprintf(&tmppath, "%s/domain-%s",
                             cfg->channelTargetDir, vm->def->name));
-    if (tmppath)
+    if (tmppath && virFileExists(tmppath))
        virFileDeleteTree(tmppath);
    VIR_FREE(tmppath);

--
2.1.0

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