f4f84ff837
Sometimes the TX queue may be empty and we could possible
dequeue a NULL pointer, crash the kernel. If the skb is NULL
then there is nothing to do, just leave the ISR.
And the TX queue should not be empty here, so print an error
to see if there is anything wrong for DMA ring.
Fixes:
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|---|---|---|
| .. | ||
| rtl8xxxu | ||
| rtl818x | ||
| rtlwifi | ||
| rtw88 | ||
| Kconfig | ||
| Makefile | ||