Hello,
On 2015-12-18 17:14, Mauro Carvalho Chehab wrote:
As reported by smatch:
drivers/media/v4l2-core/videobuf2-core.c:2415 __vb2_init_fileio() warn: possible memory leak of 'fileio'
While here, avoid the usage of sizeof(struct foo_struct).
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>
Acked-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
drivers/media/v4l2-core/videobuf2-core.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index e6890d47cdcb..c5d49d7a0d76 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -2406,13 +2406,15 @@ static int __vb2_init_fileio(struct vb2_queue *q, int read)
(read) ? "read" : "write", count, q->fileio_read_once,
q->fileio_write_immediately);
- fileio = kzalloc(sizeof(struct vb2_fileio_data), GFP_KERNEL);
+ fileio = kzalloc(sizeof(*fileio), GFP_KERNEL);
if (fileio == NULL)
return -ENOMEM;
fileio->b = kzalloc(q->buf_struct_size, GFP_KERNEL);
- if (fileio->b == NULL)
+ if (fileio->b == NULL) {
+ kfree(fileio);
return -ENOMEM;
+ }
fileio->read_once = q->fileio_read_once;
fileio->write_immediately = q->fileio_write_immediately;
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
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