Re: [PATCH] fix an infinite loop with a corrupted pc partition table

[Felix Zielcke]

Am Freitag, den 24.07.2009, 18:58 +0200 schrieb Felix Zielcke:
> 
> 
> With this [0] partition table grub-probe currently loops forever:
> 
> kern/disk.c:389: Reading `hd1'...
> partmap/pc.c:142: partition 0: flag 0x0, type 0x5, start 0x0, len
> 0x11177330
> partmap/pc.c:142: partition 1: flag 0x0, type 0x0, start 0x0, len 0x0
> partmap/pc.c:142: partition 2: flag 0x0, type 0x0, start 0x0, len 0x0
> partmap/pc.c:142: partition 3: flag 0x0, type 0x0, start 0x0, len 0x0
> kern/disk.c:389: Reading `hd1'...
> partmap/pc.c:142: partition 0: flag 0x0, type 0x5, start 0x0, len
> 0x11177330
> partmap/pc.c:142: partition 1: flag 0x0, type 0x0, start 0x0, len 0x0
> partmap/pc.c:142: partition 2: flag 0x0, type 0x0, start 0x0, len 0x0
> partmap/pc.c:142: partition 3: flag 0x0, type 0x0, start 0x0, len 0x0
> [...]
> 
> This patch fixes it, but probable there's a better fix.
> 
> 
> [0]
> http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=corrupt-table.dat;att=1;bug=519223
>  

Here's a new one after comments from Vladimir on IRC
loop count is increased to 100'000 and partitions with a starting sector
of 0 are ignored.

-- 
Felix Zielcke

corrupted_partmap.diff.2
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