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x86/ioperm: Initialize pointer bitmap with NULL rather than 0

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The pointer bitmap is being initialized with a plain integer 0,
fix this by initializing it with a NULL instead.

Cleans up sparse warning:
arch/x86/xen/enlighten_pv.c:876:27: warning: Using plain integer
as NULL pointer

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Juergen Gross <jgross@suse.com>
Link: https://lore.kernel.org/r/20200721100217.407975-1-colin.king@canonical.com
This commit is contained in:
Colin Ian King 2020-07-21 11:02:17 +01:00 committed by Ingo Molnar
parent 2d65685a4a
commit 90fc73928f
1 changed files with 1 additions and 1 deletions
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2
arch/x86/xen/enlighten_pv.c
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@ -873,7 +873,7 @@ static void xen_load_sp0(unsigned long sp0)
static void xen_invalidate_io_bitmap(void)
{
struct physdev_set_iobitmap iobitmap = {
.bitmap = 0,
.bitmap = NULL,
.nr_ports = 0,
};