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cxgb4: correct formatting of MSI-X interrupt names 

The last byte of the buffer for MSI-X names could not be used due to a
bogus -1.  Also do not explicitly clear the last byte, snprintf will do
the right thing.

Signed-off-by: Dimitris Michailidis <dm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dimitris Michailidis 2010-12-14 21:36:50 +00:00 committed by David S. Miller
parent 8cd18ac47f
commit ba27816cd8
1 changed files with 7 additions and 14 deletions
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21
drivers/net/cxgb4/cxgb4_main.c
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@ -522,39 +522,32 @@ static irqreturn_t t4_nondata_intr(int irq, void *cookie)
*/
static void name_msix_vecs(struct adapter *adap)
{
int i, j, msi_idx = 2, n = sizeof(adap->msix_info[0].desc) - 1;
int i, j, msi_idx = 2, n = sizeof(adap->msix_info[0].desc);
/* non-data interrupts */
snprintf(adap->msix_info[0].desc, n, "%s", adap->name);
adap->msix_info[0].desc[n] = 0;
/* FW events */
snprintf(adap->msix_info[1].desc, n, "%s-FWeventq", adap->name);
adap->msix_info[1].desc[n] = 0;
/* Ethernet queues */
for_each_port(adap, j) {
struct net_device *d = adap->port[j];
const struct port_info *pi = netdev_priv(d);
for (i = 0; i < pi->nqsets; i++, msi_idx++) {
for (i = 0; i < pi->nqsets; i++, msi_idx++)
snprintf(adap->msix_info[msi_idx].desc, n, "%s-Rx%d",
d->name, i);
adap->msix_info[msi_idx].desc[n] = 0;
}
}
/* offload queues */
for_each_ofldrxq(&adap->sge, i) {
snprintf(adap->msix_info[msi_idx].desc, n, "%s-ofld%d",
for_each_ofldrxq(&adap->sge, i)
snprintf(adap->msix_info[msi_idx++].desc, n, "%s-ofld%d",
adap->name, i);
adap->msix_info[msi_idx++].desc[n] = 0;
}
for_each_rdmarxq(&adap->sge, i) {
snprintf(adap->msix_info[msi_idx].desc, n, "%s-rdma%d",
for_each_rdmarxq(&adap->sge, i)
snprintf(adap->msix_info[msi_idx++].desc, n, "%s-rdma%d",
adap->name, i);
adap->msix_info[msi_idx++].desc[n] = 0;
}
}
static int request_msix_queue_irqs(struct adapter *adap)