src/lib: Remove braces for single statements

Fix the following warning detected by checkpatch.pl:

WARNING: braces {} are not necessary for single statement blocks

TEST=Build and run on Galileo Gen2

Change-Id: Ie4b41f6fb75142ddd75103a55e0347ed85e7e873
Signed-off-by: Lee Leahy <Leroy.P.Leahy@intel.com>
Reviewed-on: https://review.coreboot.org/18697
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins)

src/lib/compute_ip_checksum.c

@@ -18,15 +18,13 @@ unsigned long compute_ip_checksum(const void *addr, unsigned long length)
 	for(i = 0; i < length; i++) {
 		unsigned long v;
 		v = ptr[i];
-		if (i & 1) {
+		if (i & 1)
 			v <<= 8;
-		}
 		/* Add the new value */
 		sum += v;
 		/* Wrap around the carry */
-		if (sum > 0xFFFF) {
+		if (sum > 0xFFFF)
 			sum = (sum + (sum >> 16)) & 0xFFFF;
-		}
 	}
 	value.byte[0] = sum & 0xff;
 	value.byte[1] = (sum >> 8) & 0xff;
@@ -46,8 +44,7 @@ unsigned long add_ip_checksums(unsigned long offset, unsigned long sum, unsigned
 		new = ((new >> 8) & 0xff) | ((new << 8) & 0xff00);
 	}
 	checksum = sum + new;
-	if (checksum > 0xFFFF) {
+	if (checksum > 0xFFFF)
 		checksum -= 0xFFFF;
-	}
 	return (~checksum) & 0xFFFF;
 }

src/lib/coreboot_table.c

@@ -87,9 +87,8 @@ struct lb_record *lb_new_record(struct lb_header *header)
 {
 	struct lb_record *rec;
 	rec = lb_last_record(header);
-	if (header->table_entries) {
+	if (header->table_entries)
 		header->table_bytes += rec->size;
-	}
 	rec = lb_last_record(header);
 	header->table_entries++;
 	rec->tag = LB_TAG_UNUSED;
@@ -286,9 +285,8 @@ static void lb_boot_media_params(struct lb_header *header)
 	bmp->boot_media_size = region_device_sz(boot_dev);
 
 	bmp->fmap_offset = ~(uint64_t)0;
-	if (find_fmap_directory(&fmrd) == 0) {
+	if (find_fmap_directory(&fmrd) == 0)
 		bmp->fmap_offset = region_device_offset(&fmrd);
-	}
 }
 
 static void lb_ram_code(struct lb_header *header)
@@ -443,9 +441,8 @@ static unsigned long lb_table_fini(struct lb_header *head)
 {
 	struct lb_record *rec, *first_rec;
 	rec = lb_last_record(head);
-	if (head->table_entries) {
+	if (head->table_entries)
 		head->table_bytes += rec->size;
-	}
 
 	first_rec = lb_first_record(head);
 	head->table_checksum = compute_ip_checksum(first_rec, head->table_bytes);

src/lib/delay.c

@@ -2,14 +2,12 @@
 void mdelay(unsigned int msecs)
 {
 	unsigned int i;
-	for(i = 0; i < msecs; i++) {
+	for(i = 0; i < msecs; i++)
 		udelay(1000);
-	}
 }
 void delay(unsigned int secs)
 {
 	unsigned int i;
-	for(i = 0; i < secs; i++) {
+	for(i = 0; i < secs; i++)
 		mdelay(1000);
-	}
 }

src/lib/edid.c

@@ -296,15 +296,13 @@ detailed_block(struct edid *result_edid, unsigned char *x, int in_extension,
 			if (c->claims_one_point_four) {
 				if (x[4] & 0x02) {
 					v_max_offset = 255;
-					if (x[4] & 0x01) {
+					if (x[4] & 0x01)
 						v_min_offset = 255;
-					}
 				}
 				if (x[4] & 0x04) {
 					h_max_offset = 255;
-					if (x[4] & 0x03) {
+					if (x[4] & 0x03)
 						h_min_offset = 255;
-					}
 				}
 			} else if (x[4]) {
 				c->has_valid_range_descriptor = 0;
@@ -446,9 +444,8 @@ detailed_block(struct edid *result_edid, unsigned char *x, int in_extension,
 		}
 	}
 
-	if (c->seen_non_detailed_descriptor && !in_extension) {
+	if (c->seen_non_detailed_descriptor && !in_extension)
 		c->has_valid_descriptor_ordering = 0;
-	}
 
 	/* Edid contains pixel clock in terms of 10KHz */
 	out->mode.pixel_clock = (x[0] + (x[1] << 8)) * 10;
@@ -871,9 +868,8 @@ parse_cea(struct edid *out, unsigned char *x, struct edid_context *c)
 			} else if (version == 3) {
 				int i;
 				printk(BIOS_SPEW, "%d bytes of CEA data\n", offset - 4);
-				for (i = 4; i < offset; i += (x[i] & 0x1f) + 1) {
+				for (i = 4; i < offset; i += (x[i] & 0x1f) + 1)
 					cea_block(out, x + i);
-				}
 			}
 
 			if (version >= 2) {
@@ -1156,9 +1152,8 @@ int decode_edid(unsigned char *edid, int size, struct edid *out)
 			extra_info.type = edid[0x14] & 0x0f;
 		} else 	if (c.claims_one_point_two) {
 			conformance_mask = 0x7E;
-			if (edid[0x14] & 0x01) {
+			if (edid[0x14] & 0x01)
 				printk(BIOS_SPEW, "DFP 1.x compatible TMDS\n");
-			}
 		} else
 			conformance_mask = 0x7F;
 

src/lib/gcov-glue.c

@@ -134,9 +134,8 @@ static void coverage_init(void *unused)
 	if (ctor == NULL)
 		return;
 
-	for (; *ctor != (func_ptr) 0; ctor++) {
+	for (; *ctor != (func_ptr) 0; ctor++)
 		(*ctor)();
-	}
 }
 
 void __gcov_flush(void);

src/lib/generic_dump_spd.c

@@ -62,9 +62,8 @@ void dump_spd_registers(void)
 		printk(BIOS_DEBUG, "dimm %02x", device);
 		for(i = 0; (i < 256) && (status == 0); i++) {
 			unsigned int char byte;
-			if ((i % 20) == 0) {
+			if ((i % 20) == 0)
 				printk(BIOS_DEBUG, "\n%3d: ", i);
-			}
 			status = smbus_read_byte(device, i, &byte);
 			if (status != 0) {
 				printk(BIOS_DEBUG, "bad device\n");

src/lib/halt.c

@@ -18,7 +18,6 @@
 #include <halt.h>
 
 void halt(void) {
-	while (1) {
+	while (1)
 		hlt();
-	}
 }

src/lib/jpeg.c

@@ -931,9 +931,8 @@ static void col221111(int *out, unsigned char *pic, int width)
 	outc = out + 64 * 4;
 	for (i = 2; i > 0; i--) {
 		for (j = 4; j > 0; j--) {
-			for (k = 0; k < 8; k++) {
+			for (k = 0; k < 8; k++)
 				PIC221111(k);
-			}
 			outc += 8;
 			outy += 16;
 			pic0 += 2 * width;
@@ -956,9 +955,8 @@ static void col221111_16(int *out, unsigned char *pic, int width)
 	outc = out + 64 * 4;
 	for (i = 2; i > 0; i--) {
 		for (j = 4; j > 0; j--) {
-			for (k = 0; k < 8; k++) {
+			for (k = 0; k < 8; k++)
 			    PIC221111_16(k);
-			}
 			outc += 8;
 			outy += 16;
 			pic0 += 2 * width;
@@ -981,9 +979,8 @@ static void col221111_32(int *out, unsigned char *pic, int width)
 	outc = out + 64 * 4;
 	for (i = 2; i > 0; i--) {
 		for (j = 4; j > 0; j--) {
-			for (k = 0; k < 8; k++) {
+			for (k = 0; k < 8; k++)
 				PIC221111_32(k);
-			}
 			outc += 8;
 			outy += 16;
 			pic0 += 2 * width;

src/lib/memmove.c

@@ -5,15 +5,13 @@ void *memmove(void *vdest, const void *vsrc, size_t count)
 	char *dest = vdest;
 
 	if (dest <= src) {
-		while (count--) {
+		while (count--)
 			*dest++ = *src++;
-		}
 	} else {
 		src  += count - 1;
 		dest += count - 1;
-		while(count--) {
+		while(count--)
 			*dest-- = *src--;
-		}
 	}
 	return vdest;
 }

src/lib/thread.c

@@ -121,9 +121,8 @@ static void idle_thread(void *unused)
 {
 	/* This thread never voluntarily yields. */
 	thread_prevent_coop();
-	while (1) {
+	while (1)
 		timers_run();
-	}
 }
 
 static void schedule(struct thread *t)
@@ -214,9 +213,8 @@ static void idle_thread_init(void)
 
 	t = get_free_thread();
 
-	if (t == NULL) {
+	if (t == NULL)
 		die("No threads available for idle thread!\n");
-	}
 
 	/* Queue idle thread to run once all other threads have yielded. */
 	prepare_thread(t, idle_thread, NULL, call_wrapper, NULL);