diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index bc7e520d3f78..1e0f46c91125 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -91,7 +91,7 @@
 extern int __bitmap_empty(const unsigned long *bitmap, unsigned int nbits);
 extern int __bitmap_full(const unsigned long *bitmap, unsigned int nbits);
 extern int __bitmap_equal(const unsigned long *bitmap1,
-                	const unsigned long *bitmap2, int bits);
+			  const unsigned long *bitmap2, unsigned int nbits);
 extern void __bitmap_complement(unsigned long *dst, const unsigned long *src,
 			int bits);
 extern void __bitmap_shift_right(unsigned long *dst,
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 9859f38660f9..d6bb955e71cb 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -71,9 +71,9 @@ int __bitmap_full(const unsigned long *bitmap, unsigned int bits)
 EXPORT_SYMBOL(__bitmap_full);
 
 int __bitmap_equal(const unsigned long *bitmap1,
-		const unsigned long *bitmap2, int bits)
+		const unsigned long *bitmap2, unsigned int bits)
 {
-	int k, lim = bits/BITS_PER_LONG;
+	unsigned int k, lim = bits/BITS_PER_LONG;
 	for (k = 0; k < lim; ++k)
 		if (bitmap1[k] != bitmap2[k])
 			return 0;