ath10k: fix information leak in debugfs

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During write to some of debugfs in ath10k, few variables exposing stack
data when process user input. which leads to possible information leak.

This patch fix this issue by initializing buffer and checks
the return valure of 'simple_write_to_buffer'.

Signed-off-by: Venkateswara Naralasetty <vnaralas@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

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Venkateswara Naralasetty 2018-04-25 11:36:40 +03:00 • committed by Kalle Valo

parent 51c12756de

commit 2f177c1628

2 changed files with 25 additions and 25 deletions

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20

drivers/net/wireless/ath/ath10k/debug.c

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30

drivers/net/wireless/ath/ath10k/debugfs_sta.c

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