change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/tools/power/cpupower/utils/helpers/bitmask.c
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@@ -26,11 +26,11 @@
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 	struct bitmask *bmp;
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 	bmp = malloc(sizeof(*bmp));
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-	if (bmp == 0)
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+	if (!bmp)
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 		return 0;
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 	bmp->size = n;
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 	bmp->maskp = calloc(longsperbits(n), sizeof(unsigned long));
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-	if (bmp->maskp == 0) {
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+	if (!bmp->maskp) {
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 		free(bmp);
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 		return 0;
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 	}
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@@ -40,7 +40,7 @@
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 /* Free `struct bitmask` */
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 void bitmask_free(struct bitmask *bmp)
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 {
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-	if (bmp == 0)
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+	if (!bmp)
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 		return;
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 	free(bmp->maskp);
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 	bmp->maskp = (unsigned long *)0xdeadcdef;  /* double free tripwire */