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IB/qib: Fix txselect regression

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commit 2fadd83184 upstream.

Commit 7fac33014f54("IB/qib: checkpatch fixes") was overzealous in
removing a simple_strtoul for a parse routine, setup_txselect().  That
routine is required to handle a multi-value string.

Unwind that aspect of the fix.

Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mike Marciniszyn
2013-10-25 11:17:59 -04:00
committed by Greg Kroah-Hartman
parent eef5ed304a
commit 71d7bd9b86
1 changed files with 5 additions and 6 deletions
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11
drivers/infiniband/hw/qib/qib_iba7322.c
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@@ -5853,21 +5853,20 @@ static int setup_txselect(const char *str, struct kernel_param *kp)
{
struct qib_devdata *dd;
unsigned long val;
int ret;
char *n;
if (strlen(str) >= MAX_ATTEN_LEN) {
pr_info("txselect_values string too long\n");
return -ENOSPC;
}
ret = kstrtoul(str, 0, &val);
if (ret || val >= (TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ +
val = simple_strtoul(str, &n, 0);
if (n == str || val >= (TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ +
TXDDS_MFG_SZ)) {
pr_info("txselect_values must start with a number < %d\n",
TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ + TXDDS_MFG_SZ);
return ret ? ret : -EINVAL;
return -EINVAL;
}
strcpy(txselect_list, str);
list_for_each_entry(dd, &qib_dev_list, list)
if (dd->deviceid == PCI_DEVICE_ID_QLOGIC_IB_7322)
set_no_qsfp_atten(dd, 1);