cosmetic: kbuild: clean-up coding style (sync with Linux 3.16-rc1)

Import the following trivial commits from Linux v3.16-rc1:

 bb66fc6 kbuild: trivial - use tabs for code indent where possible
 7eb6e34 kbuild: trivial - remove trailing empty lines
 3fbb43d kbuild: trivial - fix comment block indent
 38385f8 kbuild: trivial - remove trailing spaces

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

Makefile

@@ -244,18 +244,18 @@ endif
 KBUILD_MODULES :=
 KBUILD_BUILTIN := 1
 
-#	If we have only "make modules", don't compile built-in objects.
-#	When we're building modules with modversions, we need to consider
-#	the built-in objects during the descend as well, in order to
-#	make sure the checksums are up to date before we record them.
+# If we have only "make modules", don't compile built-in objects.
+# When we're building modules with modversions, we need to consider
+# the built-in objects during the descend as well, in order to
+# make sure the checksums are up to date before we record them.
 
 ifeq ($(MAKECMDGOALS),modules)
   KBUILD_BUILTIN := $(if $(CONFIG_MODVERSIONS),1)
 endif
 
-#	If we have "make <whatever> modules", compile modules
-#	in addition to whatever we do anyway.
-#	Just "make" or "make all" shall build modules as well
+# If we have "make <whatever> modules", compile modules
+# in addition to whatever we do anyway.
+# Just "make" or "make all" shall build modules as well
 
 # U-Boot does not need modules
 #ifneq ($(filter all _all modules,$(MAKECMDGOALS)),)
@@ -1219,7 +1219,7 @@ CLOBBER_FILES += u-boot* MLO* SPL System.map
 
 # Directories & files removed with 'make mrproper'
 MRPROPER_DIRS  += include/config include/generated          \
-                  .tmp_objdiff
+		  .tmp_objdiff
 MRPROPER_FILES += .config .config.old \
 		  tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \
 		  include/config.h include/config.mk

scripts/Makefile.build

@@ -369,7 +369,7 @@ $(real-objs-m)      : modkern_aflags := $(KBUILD_AFLAGS_MODULE) $(AFLAGS_MODULE)
 $(real-objs-m:.o=.s): modkern_aflags := $(KBUILD_AFLAGS_MODULE) $(AFLAGS_MODULE)
 
 quiet_cmd_as_s_S = CPP $(quiet_modtag) $@
-cmd_as_s_S       = $(CPP) $(a_flags)   -o $@ $< 
+cmd_as_s_S       = $(CPP) $(a_flags)   -o $@ $<
 
 $(obj)/%.s: $(src)/%.S FORCE
 	$(call if_changed_dep,as_s_S)
@@ -463,7 +463,7 @@ link_multi_deps =                     \
 $(filter $(addprefix $(obj)/,         \
 $($(subst $(obj)/,,$(@:.o=-objs)))    \
 $($(subst $(obj)/,,$(@:.o=-y)))), $^)
- 
+
 quiet_cmd_link_multi-y = LD      $@
 cmd_link_multi-y = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalysis)
 

scripts/Makefile.host

@@ -166,5 +166,4 @@ $(host-cshlib): $(obj)/%: $(host-cshobjs) FORCE
 	$(call if_changed,host-cshlib)
 
 targets += $(host-csingle)  $(host-cmulti) $(host-cobjs)\
-	   $(host-cxxmulti) $(host-cxxobjs) $(host-cshlib) $(host-cshobjs) 
-
+	   $(host-cxxmulti) $(host-cxxobjs) $(host-cshlib) $(host-cshobjs)

scripts/Makefile.lib

@@ -27,7 +27,7 @@ lib-y := $(filter-out $(obj-y), $(sort $(lib-y) $(lib-m)))
 # ---------------------------------------------------------------------------
 # o if we encounter foo/ in $(obj-y), replace it by foo/built-in.o
 #   and add the directory to the list of dirs to descend into: $(subdir-y)
-# o if we encounter foo/ in $(obj-m), remove it from $(obj-m) 
+# o if we encounter foo/ in $(obj-m), remove it from $(obj-m)
 #   and add the directory to the list of dirs to descend into: $(subdir-m)
 
 # Determine modorder.
@@ -46,7 +46,7 @@ obj-m		:= $(filter-out %/, $(obj-m))
 
 subdir-ym	:= $(sort $(subdir-y) $(subdir-m))
 
-# if $(foo-objs) exists, foo.o is a composite object 
+# if $(foo-objs) exists, foo.o is a composite object
 multi-used-y := $(sort $(foreach m,$(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))), $(m))))
 multi-used-m := $(sort $(foreach m,$(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))), $(m))))
 multi-used   := $(multi-used-y) $(multi-used-m)
@@ -91,7 +91,7 @@ obj-dirs	:= $(addprefix $(obj)/,$(obj-dirs))
 
 # These flags are needed for modversions and compiling, so we define them here
 # already
-# $(modname_flags) #defines KBUILD_MODNAME as the name of the module it will 
+# $(modname_flags) #defines KBUILD_MODNAME as the name of the module it will
 # end up in (or would, if it gets compiled in)
 # Note: Files that end up in two or more modules are compiled without the
 #       KBUILD_MODNAME definition. The reason is that any made-up name would
@@ -212,7 +212,7 @@ $(obj)/%: $(src)/%_shipped
 
 # Commands useful for building a boot image
 # ===========================================================================
-# 
+#
 #	Use as following:
 #
 #	target: source(s) FORCE
@@ -226,7 +226,7 @@ $(obj)/%: $(src)/%_shipped
 
 quiet_cmd_ld = LD      $@
 cmd_ld = $(LD) $(LDFLAGS) $(ldflags-y) $(LDFLAGS_$(@F)) \
-	       $(filter-out FORCE,$^) -o $@ 
+	       $(filter-out FORCE,$^) -o $@
 
 # Objcopy
 # ---------------------------------------------------------------------------

scripts/basic/fixdep.c

@@ -409,10 +409,10 @@ static void print_deps(void)
 		exit(2);
 	}
 	if (fstat(fd, &st) < 0) {
-                fprintf(stderr, "fixdep: error fstat'ing depfile: ");
-                perror(depfile);
-                exit(2);
-        }
+		fprintf(stderr, "fixdep: error fstat'ing depfile: ");
+		perror(depfile);
+		exit(2);
+	}
 	if (st.st_size == 0) {
 		fprintf(stderr,"fixdep: %s is empty\n",depfile);
 		close(fd);

scripts/docproc.c

@@ -154,7 +154,7 @@ int symfilecnt = 0;
 static void add_new_symbol(struct symfile *sym, char * symname)
 {
 	sym->symbollist =
-          realloc(sym->symbollist, (sym->symbolcnt + 1) * sizeof(char *));
+	  realloc(sym->symbollist, (sym->symbolcnt + 1) * sizeof(char *));
 	sym->symbollist[sym->symbolcnt++].name = strdup(symname);
 }
 
@@ -215,7 +215,7 @@ static void find_export_symbols(char * filename)
 			char *p;
 			char *e;
 			if (((p = strstr(line, "EXPORT_SYMBOL_GPL")) != NULL) ||
-                            ((p = strstr(line, "EXPORT_SYMBOL")) != NULL)) {
+			    ((p = strstr(line, "EXPORT_SYMBOL")) != NULL)) {
 				/* Skip EXPORT_SYMBOL{_GPL} */
 				while (isalnum(*p) || *p == '_')
 					p++;
@@ -291,28 +291,28 @@ static void extfunc(char * filename) { docfunctions(filename, FUNCTION);   }
 static void singfunc(char * filename, char * line)
 {
 	char *vec[200]; /* Enough for specific functions */
-        int i, idx = 0;
-        int startofsym = 1;
+	int i, idx = 0;
+	int startofsym = 1;
 	vec[idx++] = KERNELDOC;
 	vec[idx++] = DOCBOOK;
 	vec[idx++] = SHOWNOTFOUND;
 
-        /* Split line up in individual parameters preceded by FUNCTION */
-        for (i=0; line[i]; i++) {
-                if (isspace(line[i])) {
-                        line[i] = '\0';
-                        startofsym = 1;
-                        continue;
-                }
-                if (startofsym) {
-                        startofsym = 0;
-                        vec[idx++] = FUNCTION;
-                        vec[idx++] = &line[i];
-                }
-        }
+	/* Split line up in individual parameters preceded by FUNCTION */
+	for (i=0; line[i]; i++) {
+		if (isspace(line[i])) {
+			line[i] = '\0';
+			startofsym = 1;
+			continue;
+		}
+		if (startofsym) {
+			startofsym = 0;
+			vec[idx++] = FUNCTION;
+			vec[idx++] = &line[i];
+		}
+	}
 	for (i = 0; i < idx; i++) {
-        	if (strcmp(vec[i], FUNCTION))
-        		continue;
+		if (strcmp(vec[i], FUNCTION))
+			continue;
 		consume_symbol(vec[i + 1]);
 	}
 	vec[idx++] = filename;
@@ -460,14 +460,14 @@ static void parse_file(FILE *infile)
 					break;
 				case 'D':
 					while (*s && !isspace(*s)) s++;
-                                        *s = '\0';
-                                        symbolsonly(line+2);
-                                        break;
+					*s = '\0';
+					symbolsonly(line+2);
+					break;
 				case 'F':
 					/* filename */
 					while (*s && !isspace(*s)) s++;
 					*s++ = '\0';
-                                        /* function names */
+					/* function names */
 					while (isspace(*s))
 						s++;
 					singlefunctions(line +2, s);
@@ -515,11 +515,11 @@ int main(int argc, char *argv[])
 	}
 	/* Open file, exit on error */
 	infile = fopen(argv[2], "r");
-        if (infile == NULL) {
-                fprintf(stderr, "docproc: ");
-                perror(argv[2]);
-                exit(2);
-        }
+	if (infile == NULL) {
+		fprintf(stderr, "docproc: ");
+		perror(argv[2]);
+		exit(2);
+	}
 
 	if (strcmp("doc", argv[1]) == 0) {
 		/* Need to do this in two passes.