rsi: Fix NULL pointer dereference in kmalloc

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kmalloc can fail in rsi_register_rates_channels but memcpy still attempts
to write to channels. The patch replaces these calls with kmemdup and
passes the error upstream.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

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Aditya Pakki 2019-03-23 15:49:16 -05:00 • committed by Kalle Valo

parent 9490c56024

commit d5414c2355

1 changed files with 18 additions and 12 deletions

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30

drivers/net/wireless/rsi/rsi_91x_mac80211.c

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