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Avoid NULL deref in grub_device_open.

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* grub-core/kern/device.c (grub_device_open): Don't dereference
	a NULL pointer upon failed grub_env_get.
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Jim Meyering 2011-06-23 18:08:53 +02:00 • committed by Vladimir 'phcoder' Serbinenko
parent f7db6f4a55
commit 8a5d6919e1
2 changed files with 7 additions and 1 deletions
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@ -1,3 +1,9 @@
2011-06-23 Jim Meyering <meyering@redhat.com>
avoid NULL deref in grub_device_open
* grub-core/kern/device.c (grub_device_open): Don't dereference
a NULL pointer upon failed grub_env_get.
2011-06-23 Vladimir Serbinenko <phcoder@gmail.com>
Support non-512B sectors and agglomerate reads.