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qemuNodeDeviceDetachFlags: Avoid use of uninitialized variables

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After abf75aea24 the compiler screams:

qemu/qemu_driver.c: In function 'qemuNodeDeviceDetachFlags':
qemu/qemu_driver.c:10693:9: error: 'domain' may be used uninitialized in this function [-Werror=maybe-uninitialized]
     pci = virPCIDeviceNew(domain, bus, slot, function);
         ^
qemu/qemu_driver.c:10693:9: error: 'bus' may be used uninitialized in this function [-Werror=maybe-uninitialized]
qemu/qemu_driver.c:10693:9: error: 'slot' may be used uninitialized in this function [-Werror=maybe-uninitialized]
qemu/qemu_driver.c:10693:9: error: 'function' may be used uninitialized in this function [-Werror=maybe-uninitialized]

Since the other functions qemuNodeDeviceReAttach and qemuNodeDeviceReset
looks exactly the same, I've initialized the variables there as well.
However, I am still wondering why those functions don't matter to gcc
while the first one does.
This commit is contained in:
Michal Privoznik 2013-07-02 11:20:53 +02:00
parent 5daa1b0132
commit bc09c5d335
1 changed files with 3 additions and 3 deletions
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6
src/qemu/qemu_driver.c
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@ -10669,7 +10669,7 @@ qemuNodeDeviceDetachFlags(virNodeDevicePtr dev,
{
virQEMUDriverPtr driver = dev->conn->privateData;
virPCIDevicePtr pci = NULL;
unsigned domain, bus, slot, function;
unsigned domain = 0, bus = 0, slot = 0, function = 0;
int ret = -1;
virNodeDeviceDefPtr def = NULL;
char *xml = NULL;
@ -10737,7 +10737,7 @@ qemuNodeDeviceReAttach(virNodeDevicePtr dev)
virQEMUDriverPtr driver = dev->conn->privateData;
virPCIDevicePtr pci = NULL;
virPCIDevicePtr other;
unsigned domain, bus, slot, function;
unsigned domain = 0, bus = 0, slot = 0, function = 0;
int ret = -1;
virNodeDeviceDefPtr def = NULL;
char *xml = NULL;
@ -10799,7 +10799,7 @@ qemuNodeDeviceReset(virNodeDevicePtr dev)
{
virQEMUDriverPtr driver = dev->conn->privateData;
virPCIDevicePtr pci;
unsigned domain, bus, slot, function;
unsigned domain = 0, bus = 0, slot = 0, function = 0;
int ret = -1;
virNodeDeviceDefPtr def = NULL;
char *xml = NULL;