[v2] fix some error memleaks

[PATCH v2 01/10] qga/channel-posix: Plug memory leak in ga_channel_write_all()

Pan Nengyuan posted 10 patches 5 years, 5 months ago

Diff against v1
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Maintainers: Hailiang Zhang <zhang.zhanghailiang@huawei.com>, Markus Armbruster <armbru@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>, Juan Quintela <quintela@redhat.com>, Michael Roth <mdroth@linux.vnet.ibm.com>, Gerd Hoffmann <kraxel@redhat.com>, Max Reitz <mreitz@redhat.com>, Richard Henderson <rth@twiddle.net>, Eduardo Habkost <ehabkost@redhat.com>, Kevin Wolf <kwolf@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Viktor Prutyanov <viktor.prutyanov@phystech.edu>

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[PATCH v2 01/10] qga/channel-posix: Plug memory leak in ga_channel_write_all()

Posted by Pan Nengyuan 5 years, 5 months ago

Missing g_error_free on error path in ga_channel_write_all(). Fix that.

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
---
Cc: Michael Roth <mdroth@linux.vnet.ibm.com>
---
- V2: no changes in v2
---
 qga/channel-posix.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/qga/channel-posix.c b/qga/channel-posix.c
index 8fc205ad21..0b151cb87b 100644
--- a/qga/channel-posix.c
+++ b/qga/channel-posix.c
@@ -249,7 +249,7 @@ GIOStatus ga_channel_write_all(GAChannel *c, const gchar *buf, gsize size)
             buf += written;
         } else if (status != G_IO_STATUS_AGAIN) {
             g_warning("error writing to channel: %s", err->message);
-            return status;
+            goto out;
         }
     }
 
@@ -261,6 +261,10 @@ GIOStatus ga_channel_write_all(GAChannel *c, const gchar *buf, gsize size)
         g_warning("error flushing channel: %s", err->message);
     }
 
+out:
+    if (err) {
+        g_error_free(err);
+    }
     return status;
 }
 
-- 
2.18.2