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linux/drivers/nfc/pn533
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Chengfeng Ye 9fec40f850 nfc: pn533: Fix double free when pn533_fill_fragment_skbs() fails 
skb is already freed by dev_kfree_skb in pn533_fill_fragment_skbs,
but follow error handler branch when pn533_fill_fragment_skbs()
fails, skb is freed again, results in double free issue. Fix this
by not free skb in error path of pn533_fill_fragment_skbs.

Fixes: 963a82e07d ("NFC: pn533: Split large Tx frames in chunks")
Fixes: 93ad42020c ("NFC: pn533: Target mode Tx fragmentation support")
Signed-off-by: Chengfeng Ye <cyeaa@connect.ust.hk>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
History 2021-11-07 19:37:04 +00:00
..
i2c.c nfc: pn533: Constify pn533_phy_ops 2021-10-07 13:35:10 +01:00
Kconfig treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
Makefile nfc: pn533: add UART phy driver 2019-10-29 21:05:26 -07:00
pn533.c nfc: pn533: Fix double free when pn533_fill_fragment_skbs() fails 2021-11-07 19:37:04 +00:00
pn533.h nfc: pn533: Constify pn533_phy_ops 2021-10-07 13:35:10 +01:00
uart.c nfc: pn533: Constify pn533_phy_ops 2021-10-07 13:35:10 +01:00
usb.c nfc: pn533: Constify pn533_phy_ops 2021-10-07 13:35:10 +01:00