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authorJason Wessel <jason.wessel@windriver.com>2010-10-29 13:14:41 -0500
committerJason Wessel <jason.wessel@windriver.com>2010-10-29 13:14:41 -0500
commit578bd4dfcda63d2ef15f025f1d5d55c0e56b9660 (patch)
tree1c8e62b55dff82b64a0e4148134074cf4d8ffdae /arch/blackfin
parent834b2964b7ab047610da038e42d61dc8dac6339a (diff)
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kdb: Fix early debugging crash regression
The kdb_current legally be equal to NULL in the early boot of the x86 arch. The problem pcan be observed by booting with the kernel arguments: earlyprintk=vga ekgdboc=kbd kgdbwait The kdb shell will oops on entry and recursively fault because it cannot get past the final stage of shell initialization. Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
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