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i8255x: Fail graciously when out of mem.

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git-svn-id: svn://kolibrios.org@5561 a494cfbc-eb01-0410-851d-a64ba20cac60
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hidnplayr 2015-05-28 10:43:00 +00:00
parent c5df59af4b
commit c9d8d9f37b
1 changed files with 3 additions and 0 deletions
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3
drivers/ethernet/i8255x.asm
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@ -822,6 +822,8 @@ int_handler:
; allocate new descriptor ; allocate new descriptor
invoke NetAlloc, 2000 invoke NetAlloc, 2000
test eax, eax
jz .out_of_mem
mov [ebx + device.rx_desc], eax mov [ebx + device.rx_desc], eax
mov esi, eax mov esi, eax
invoke GetPhysAddr invoke GetPhysAddr
@ -845,6 +847,7 @@ int_handler:
mov ax, RX_START mov ax, RX_START
out dx, ax out dx, ax
call cmd_wait call cmd_wait
.out_of_mem:
; And give packet to kernel ; And give packet to kernel
jmp [EthInput] jmp [EthInput]