x86/dumpstack: Remove unneeded check in dump_trace()
authorDan Carpenter <dan.carpenter@oracle.com>
Sat, 28 Jan 2012 10:52:46 +0000 (13:52 +0300)
committerIngo Molnar <mingo@elte.hu>
Sat, 28 Jan 2012 12:09:06 +0000 (13:09 +0100)
commitd0caf292505d051b1026e85faf3a85e907566f31
treeeda525b9ff71123eafbbe2da24d789a089f3a592
parente050e3f0a71bf7dc2c148b35caff0234decc8198
x86/dumpstack: Remove unneeded check in dump_trace()

Smatch complains that we have some inconsistent NULL checking.

If "task" were NULL then it would lead to a NULL dereference
later. We can remove this test because earlier on in the
function we have:

 if (!task)
task = current;

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Clemens Ladisch <clemens@ladisch.de>
Link: http://lkml.kernel.org/r/20120128105246.GA25092@elgon.mountain
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/dumpstack_64.c