whitespace cleanup

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
diff --git a/libbb/hash_md5_sha.c b/libbb/hash_md5_sha.c
index e427f60..b87d1dd 100644
--- a/libbb/hash_md5_sha.c
+++ b/libbb/hash_md5_sha.c
@@ -158,11 +158,11 @@
 	};
 	static const char P_array[] ALIGN1 = {
 # if MD5_SIZE_VS_SPEED > 1
-		0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,	/* 1 */
+		0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, /* 1 */
 # endif
-		1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12,	/* 2 */
-		5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2,	/* 3 */
-		0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9	/* 4 */
+		1, 6, 11, 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, /* 2 */
+		5, 8, 11, 14, 1, 4, 7, 10, 13, 0, 3, 6, 9, 12, 15, 2, /* 3 */
+		0, 7, 14, 5, 12, 3, 10, 1, 8, 15, 6, 13, 4, 11, 2, 9  /* 4 */
 	};
 #endif
 	uint32_t *words = (void*) ctx->wbuffer;
diff --git a/libbb/pw_encrypt_sha.c b/libbb/pw_encrypt_sha.c
index 070e0d4..e46848b 100644
--- a/libbb/pw_encrypt_sha.c
+++ b/libbb/pw_encrypt_sha.c
@@ -196,9 +196,9 @@
 //TODO: replace with something like
 //	bb_uuencode(cp, src, length, bb_uuenc_tbl_XXXbase64);
 #define b64_from_24bit(B2, B1, B0, N) \
-do {							\
-	unsigned w = ((B2) << 16) | ((B1) << 8) | (B0);	\
-	resptr = to64(resptr, w, N);			\
+do { \
+	unsigned w = ((B2) << 16) | ((B1) << 8) | (B0); \
+	resptr = to64(resptr, w, N); \
 } while (0)
 	if (is_sha512 == '5') {
 		unsigned i = 0;
diff --git a/libbb/simplify_path.c b/libbb/simplify_path.c
index 3818d32..89dc5bd 100644
--- a/libbb/simplify_path.c
+++ b/libbb/simplify_path.c
@@ -15,17 +15,17 @@
 	p = s = start;
 	do {
 		if (*p == '/') {
-			if (*s == '/') {	/* skip duplicate (or initial) slash */
+			if (*s == '/') {  /* skip duplicate (or initial) slash */
 				continue;
 			}
 			if (*s == '.') {
-				if (s[1] == '/' || !s[1]) {	/* remove extra '.' */
+				if (s[1] == '/' || !s[1]) {  /* remove extra '.' */
 					continue;
 				}
 				if ((s[1] == '.') && (s[2] == '/' || !s[2])) {
 					++s;
 					if (p > start) {
-						while (*--p != '/')	/* omit previous dir */
+						while (*--p != '/')  /* omit previous dir */
 							continue;
 					}
 					continue;
@@ -35,8 +35,8 @@
 		*++p = *s;
 	} while (*++s);
 
-	if ((p == start) || (*p != '/')) {	/* not a trailing slash */
-		++p;					/* so keep last character */
+	if ((p == start) || (*p != '/')) {  /* not a trailing slash */
+		++p;  /* so keep last character */
 	}
 	*p = '\0';
 	return p;