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efi_selftest: avoid dereferencing NULL in tpl test

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The task priority levels test uses two events one passes the
notification counter as context. The other passes NULL.
Both use the same notification function. So we need to check
for NULL here.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-10-08 06:57:25 +02:00 committed by Alexander Graf
parent c155dfeb1e
commit 7f8ec5b63e
1 changed files with 2 additions and 1 deletions
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3
lib/efi_selftest/efi_selftest_tpl.c
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@ -26,7 +26,8 @@ static void EFIAPI notify(struct efi_event *event, void *context)
{
unsigned int *count = context;
++*count;
if (count)
++*count;
}
/*