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media: fdp1: Fix a memory leak bug

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In fdp1_open(), 'ctx' is allocated through kzalloc(). However, it is not
deallocated if v4l2_ctrl_new_std() fails, leading to a memory leak bug. To
fix this issue, free 'ctx' before going to the 'done' label.

Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Wenwen Wang 2019-08-18 02:58:53 -03:00 committed by Mauro Carvalho Chehab
parent 42e64117d3
commit 51d47e578a
1 changed files with 1 additions and 0 deletions
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drivers/media/platform/rcar_fdp1.c
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@ -2122,6 +2122,7 @@ static int fdp1_open(struct file *file)
if (ctx->hdl.error) {
ret = ctx->hdl.error;
v4l2_ctrl_handler_free(&ctx->hdl);
kfree(ctx);
goto done;
}