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authorMarkus Armbruster <armbru@redhat.com>2019-08-22 15:38:46 +0200
committerKevin Wolf <kwolf@redhat.com>2019-09-10 08:58:43 +0200
commit6b9d62c2a9e83bbad73fb61406f0ff69b46ff6f3 (patch)
tree0ed8ac0c70c3d7e4fc354dcb344ee8984c025f10
parentae6ef0190981a21f2d4bc8dcee7253688f14fae7 (diff)
downloadfocaccia-qemu-6b9d62c2a9e83bbad73fb61406f0ff69b46ff6f3.tar.gz
focaccia-qemu-6b9d62c2a9e83bbad73fb61406f0ff69b46ff6f3.zip
pr-manager: Fix invalid g_free() crash bug
pr_manager_worker() passes its @opaque argument to g_free().  Wrong;
it points to pr_manager_worker()'s automatic @data.  Broken when
commit 2f3a7ab39be converted @data from heap- to stack-allocated.  Fix
by deleting the g_free().

Fixes: 2f3a7ab39bec4ba8022dc4d42ea641165b004e3e
Cc: qemu-stable@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r--scsi/pr-manager.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/scsi/pr-manager.c b/scsi/pr-manager.c
index ee43663576..0c866e8698 100644
--- a/scsi/pr-manager.c
+++ b/scsi/pr-manager.c
@@ -39,7 +39,6 @@ static int pr_manager_worker(void *opaque)
     int fd = data->fd;
     int r;
 
-    g_free(data);
     trace_pr_manager_run(fd, hdr->cmdp[0], hdr->cmdp[1]);
 
     /* The reference was taken in pr_manager_execute.  */