staging: rtlwifi: rtl8822b: fix a missing check of alloc_skb

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__netdev_alloc_skb() return NULl when it fails. skb_put() further uses
it even when the allocation fails, leading to NULL pointer dereference.
The fix inserts a check for the return value of __netdev_alloc_skb().

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Kangjie Lu 2018-12-22 16:58:06 -06:00 • committed by Greg Kroah-Hartman

parent e4abc24880

commit 0a54ea9f48

1 changed files with 2 additions and 0 deletions

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drivers/staging/rtlwifi/rtl8822be/fw.c

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