Return -ENOMEM instead of -1 if memory allocation fails.
Return -EINVAL instead of -1 for stack overflow and
underflow errors.
Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
---
drivers/hid/hid-core.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 16d6454..80b0218 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -126,7 +126,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
hid_err(parser->device, "collection stack overflow\n");
- return -1;
+ return -EINVAL;
}
if (parser->device->maxcollection == parser->device->collection_size) {
@@ -134,7 +134,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
parser->device->collection_size * 2, GFP_KERNEL);
if (collection == NULL) {
hid_err(parser->device, "failed to reallocate collection array\n");
- return -1;
+ return -ENOMEM;
}
memcpy(collection, parser->device->collection,
sizeof(struct hid_collection) *
@@ -170,7 +170,7 @@ static int close_collection(struct hid_parser *parser)
{
if (!parser->collection_stack_ptr) {
hid_err(parser->device, "collection stack underflow\n");
- return -1;
+ return -EINVAL;
}
parser->collection_stack_ptr--;
return 0;
--
1.7.4.1
--
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