Use xmalloc instead of malloc

index 76d22b4..ed59e77 100644
@@ -140,14 +140,14 @@ static int handle_line(char *line)
 	if (!strcmp(".", src) || !strcmp(src, origin)) {
 		int len = strlen(origin);
 		if (origin[0] == '\'' && origin[len - 1] == '\'') {
-			char *new_origin = malloc(len - 1);
+			char *new_origin = xmalloc(len - 1);
 			memcpy(new_origin, origin + 1, len - 2);
 			new_origin[len - 1] = 0;
 			origin = new_origin;
 		} else
 			origin = strdup(origin);
 	} else {
-		char *new_origin = malloc(strlen(origin) + strlen(src) + 5);
+		char *new_origin = xmalloc(strlen(origin) + strlen(src) + 5);
 		sprintf(new_origin, "%s of %s", origin, src);
 		origin = new_origin;
 	}

@@ -214,7 +214,7 @@ static void shortlog(const char *name, u
 
 		if (eol) {
 			int len = eol - bol;
-			oneline = malloc(len + 1);
+			oneline = xmalloc(len + 1);
 			memcpy(oneline, bol, len);
 			oneline[len] = 0;
 		} else

index 888466c..d19f7dc 100644
@@ -84,7 +84,7 @@ static int get_value(const char* key_, c
 		*tl = tolower(*tl);
 
 	if (use_key_regexp) {
-		key_regexp = (regex_t*)malloc(sizeof(regex_t));
+		key_regexp = (regex_t*)xmalloc(sizeof(regex_t));
 		if (regcomp(key_regexp, key, REG_EXTENDED)) {
 			fprintf(stderr, "Invalid key pattern: %s\n", key_);
 			goto free_strings;

@@ -97,7 +97,7 @@ static int get_value(const char* key_, c
 			regex_++;
 		}
 
-		regexp = (regex_t*)malloc(sizeof(regex_t));
+		regexp = (regex_t*)xmalloc(sizeof(regex_t));
 		if (regcomp(regexp, regex_, REG_EXTENDED)) {
 			fprintf(stderr, "Invalid pattern: %s\n", regex_);
 			goto free_strings;

index d9f2b78..782cc31 100644
@@ -565,7 +565,7 @@ int git_config_set_multivar(const char* 
 	/*
 	 * Validate the key and while at it, lower case it for matching.
 	 */
-	store.key = (char*)malloc(strlen(key)+1);
+	store.key = xmalloc(strlen(key) + 1);
 	dot = 0;
 	for (i = 0; key[i]; i++) {
 		unsigned char c = key[i];

@@ -633,7 +633,7 @@ int git_config_set_multivar(const char* 
 			} else
 				store.do_not_match = 0;
 
-			store.value_regex = (regex_t*)malloc(sizeof(regex_t));
+			store.value_regex = (regex_t*)xmalloc(sizeof(regex_t));
 			if (regcomp(store.value_regex, value_regex,
 					REG_EXTENDED)) {
 				fprintf(stderr, "Invalid pattern: %s\n",

index bd07289..05871ad 100644
@@ -29,7 +29,7 @@ static void prepend_to_path(const char *
 
 	path_len = len + strlen(old_path) + 1;
 
-	path = malloc(path_len + 1);
+	path = xmalloc(path_len + 1);
 
 	memcpy(path, dir, len);
 	path[len] = ':';

index 9ecdefd..0824c25 100644
@@ -184,7 +184,7 @@ static void show_man_page(const char *gi
 		page = git_cmd;
 	else {
 		int page_len = strlen(git_cmd) + 4;
-		char *p = malloc(page_len + 1);
+		char *p = xmalloc(page_len + 1);
 		strcpy(p, "git-");
 		strcpy(p + 4, git_cmd);
 		p[page_len] = 0;

index 39a1eae..48b2763 100644
@@ -283,7 +283,7 @@ static int save_files_dirs(const unsigne
 		unsigned int mode, int stage)
 {
 	int len = strlen(path);
-	char *newpath = malloc(baselen + len + 1);
+	char *newpath = xmalloc(baselen + len + 1);
 	memcpy(newpath, base, baselen);
 	memcpy(newpath + baselen, path, len);
 	newpath[baselen + len] = '\0';

@@ -455,7 +455,7 @@ static int remove_path(const char *name)
 	if (ret)
 		return ret;
 	len = strlen(name);
-	dirs = malloc(len+1);
+	dirs = xmalloc(len+1);
 	memcpy(dirs, name, len);
 	dirs[len] = '\0';
 	while ((slash = strrchr(name, '/'))) {

@@ -572,7 +572,7 @@ void update_file_flags(const unsigned ch
 			flush_buffer(fd, buf, size);
 			close(fd);
 		} else if (S_ISLNK(mode)) {
-			char *lnk = malloc(size + 1);
+			char *lnk = xmalloc(size + 1);
 			memcpy(lnk, buf, size);
 			lnk[size] = '\0';
 			mkdir_p(path, 0777);

index be23e58..3448a5d 100644
@@ -119,7 +119,7 @@ #undef PD_FMT
 int main(int argc, char **argv)
 {
 	unsigned long size = 4096;
-	char *buffer = malloc(size);
+	char *buffer = xmalloc(size);
 	unsigned char result_sha1[20];
 
 	if (argc != 1)

index fd79a61..ac4501d 100644
@@ -53,7 +53,7 @@ static void exec_rev_list(struct ref *re
 		if (900 < i)
 			die("git-rev-list environment overflow");
 		if (!is_zero_sha1(ref->new_sha1)) {
-			char *buf = malloc(100);
+			char *buf = xmalloc(100);
 			args[i++] = buf;
 			snprintf(buf, 50, "%s", sha1_to_hex(ref->new_sha1));
 			buf += 50;

@@ -75,7 +75,7 @@ static void exec_rev_list(struct ref *re
 		if (is_zero_sha1(ref->new_sha1) &&
 		    !is_zero_sha1(ref->old_sha1) &&
 		    has_sha1_file(ref->old_sha1)) {
-			char *buf = malloc(42);
+			char *buf = xmalloc(42);
 			args[i++] = buf;
 			snprintf(buf, 42, "^%s", sha1_to_hex(ref->old_sha1));
 		}

index 01aa745..912e1cc 100644
@@ -1774,7 +1774,7 @@ int read_pipe(int fd, char** return_buf,
 int index_pipe(unsigned char *sha1, int fd, const char *type, int write_object)
 {
 	unsigned long size = 4096;
-	char *buf = malloc(size);
+	char *buf = xmalloc(size);
 	int ret;
 	unsigned char hdr[50];
 	int hdrlen;