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media: ir_toy: fix a memleak in irtoy_tx
[ Upstream commitdc9ceb90c4
] When irtoy_command fails, buf should be freed since it is allocated by irtoy_tx, or there is a memleak. Fixes:4114978dcd
("media: ir_toy: prevent device from hanging during transmit") Signed-off-by: Zhipeng Lu <alexious@zju.edu.cn> Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 2 additions and 0 deletions
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@ -324,6 +324,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count)
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sizeof(COMMAND_SMODE_EXIT), STATE_RESET);
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if (err) {
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dev_err(irtoy->dev, "exit sample mode: %d\n", err);
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kfree(buf);
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return err;
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}
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@ -331,6 +332,7 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count)
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sizeof(COMMAND_SMODE_ENTER), STATE_COMMAND);
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if (err) {
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dev_err(irtoy->dev, "enter sample mode: %d\n", err);
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kfree(buf);
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return err;
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}
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