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uml: umlConnectOpen: Check the driver pointer before accessing it

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The pointer related to uml_driver needs to be checked before its usage
inside the function. Some attributes of the driver are being accessed
while the pointer is NULL considering the current logic.

Signed-off-by: Julio Faracco <jcfaracco@gmail.com>
Reviewed-by: Erik Skultety <eskultet@redhat.com>
This commit is contained in:
Julio Faracco 2018-09-28 01:13:28 -03:00 committed by Erik Skultety
parent 199eee6aae
commit 125ac4c0a8
1 changed files with 7 additions and 7 deletions
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14
src/uml/uml_driver.c
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@ -1193,6 +1193,13 @@ static virDrvOpenStatus umlConnectOpen(virConnectPtr conn,
{
virCheckFlags(VIR_CONNECT_RO, VIR_DRV_OPEN_ERROR);
/* URI was good, but driver isn't active */
if (uml_driver == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("uml state driver is not active"));
return VIR_DRV_OPEN_ERROR;
}
/* Check path and tell them correct path if they made a mistake */
if (uml_driver->privileged) {
if (STRNEQ(conn->uri->path, "/system") &&
@ -1211,13 +1218,6 @@ static virDrvOpenStatus umlConnectOpen(virConnectPtr conn,
}
}
/* URI was good, but driver isn't active */
if (uml_driver == NULL) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("uml state driver is not active"));
return VIR_DRV_OPEN_ERROR;
}
if (virConnectOpenEnsureACL(conn) < 0)
return VIR_DRV_OPEN_ERROR;