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authorMa Shimiao <mashimiao.fnst@cn.fujitsu.com>2017-12-16 14:45:33 -0800
committerSantosh Shilimkar <santosh.shilimkar@oracle.com>2017-12-16 14:45:33 -0800
commitaefc5818553680c50c9f6840e47c01b80edd9b3a (patch)
tree8cc3f559facca7bc331099c1d968599649240503 /drivers
parentbd0fa74e7ced89580428365515f3d370cd2810d8 (diff)
soc: ti: fix max dup length for kstrndup
If source string longer than max, kstrndup will alloc max+1 space. So, we should make sure the result will not over limit. Signed-off-by: Ma Shimiao <mashimiao.fnst@cn.fujitsu.com> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/soc/ti/knav_qmss_queue.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index 39225de9d7f1..77d6b5c03aae 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -225,7 +225,7 @@ static struct knav_queue *__knav_queue_open(struct knav_queue_inst *inst,
if (!knav_queue_is_busy(inst)) {
struct knav_range_info *range = inst->range;
- inst->name = kstrndup(name, KNAV_NAME_SIZE, GFP_KERNEL);
+ inst->name = kstrndup(name, KNAV_NAME_SIZE - 1, GFP_KERNEL);
if (range->ops && range->ops->open_queue)
ret = range->ops->open_queue(range, inst, flags);
@@ -779,7 +779,7 @@ void *knav_pool_create(const char *name,
goto err;
}
- pool->name = kstrndup(name, KNAV_NAME_SIZE, GFP_KERNEL);
+ pool->name = kstrndup(name, KNAV_NAME_SIZE - 1, GFP_KERNEL);
pool->kdev = kdev;
pool->dev = kdev->dev;