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bt8xx: fix memory leak

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[ Upstream commit 6792eb0cf9310ec240b7e7c9bfa86dff4c758c68 ]

If dvb_attach() fails then we were just printing an error message and
exiting but the memory allocated to state was not released.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2017-10-07 22:37:49 +00:00 • committed by Greg Kroah-Hartman
parent 4b7a35866b
commit 298455f466
1 changed files with 1 additions and 0 deletions
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drivers/media/pci/bt8xx/dvb-bt8xx.c
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@ -680,6 +680,7 @@ static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
/* DST is not a frontend, attaching the ASIC */
if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
pr_err("%s: Could not find a Twinhan DST\n", __func__);
kfree(state);
break;
}
/* Attach other DST peripherals if any */