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path: root/drivers/dma/idxd/sysfs.c
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Diffstat (limited to 'drivers/dma/idxd/sysfs.c')
-rw-r--r--drivers/dma/idxd/sysfs.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c
index dfd549685c46..3f262a57441b 100644
--- a/drivers/dma/idxd/sysfs.c
+++ b/drivers/dma/idxd/sysfs.c
@@ -588,7 +588,7 @@ static ssize_t wq_mode_store(struct device *dev,
if (sysfs_streq(buf, "dedicated")) {
set_bit(WQ_FLAG_DEDICATED, &wq->flags);
wq->threshold = 0;
- } else if (sysfs_streq(buf, "shared") && device_swq_supported(idxd)) {
+ } else if (sysfs_streq(buf, "shared")) {
clear_bit(WQ_FLAG_DEDICATED, &wq->flags);
} else {
return -EINVAL;
@@ -832,6 +832,7 @@ static ssize_t wq_name_store(struct device *dev,
size_t count)
{
struct idxd_wq *wq = confdev_to_wq(dev);
+ char *input, *pos;
if (wq->state != IDXD_WQ_DISABLED)
return -EPERM;
@@ -846,9 +847,14 @@ static ssize_t wq_name_store(struct device *dev,
if (wq->type == IDXD_WQT_KERNEL && device_pasid_enabled(wq->idxd))
return -EOPNOTSUPP;
+ input = kstrndup(buf, count, GFP_KERNEL);
+ if (!input)
+ return -ENOMEM;
+
+ pos = strim(input);
memset(wq->name, 0, WQ_NAME_SIZE + 1);
- strncpy(wq->name, buf, WQ_NAME_SIZE);
- strreplace(wq->name, '\n', '\0');
+ sprintf(wq->name, "%s", pos);
+ kfree(input);
return count;
}