Reduce some code around frees

[i3/i3] / src / config_parser.c

diff --git a/src/config_parser.c b/src/config_parser.c
index 9d8369c80e46e2b9e1d4503644a717bd0acbaaac..9f972fed8f80b4510931cac6edb52cef431c832a 100644 (file)
--- a/src/config_parser.c
+++ b/src/config_parser.c
@@ -171,7 +171,7 @@ static long get_long(const char *identifier) {
 
 static void clear_stack(void) {
     for (int c = 0; c < 10; c++) {
-        if (stack[c].type == STACK_STR && stack[c].val.str != NULL)
+        if (stack[c].type == STACK_STR)
             free(stack[c].val.str);
         stack[c].identifier = NULL;
         stack[c].val.str = NULL;
@@ -743,7 +743,7 @@ static char *migrate_config(char *input, off_t size) {
 
     /* read the script’s output */
     int conv_size = 65535;
-    char *converted = smalloc(conv_size);
+    char *converted = scalloc(conv_size, 1);
     int read_bytes = 0, ret;
     do {
         if (read_bytes == conv_size) {
@@ -902,7 +902,9 @@ bool parse_file(const char *f, bool use_nagbar) {
 
     FREE(current_config);
     current_config = scalloc(stbuf.st_size + 1, 1);
-    fread(current_config, 1, stbuf.st_size, fstr);
+    if ((ssize_t)fread(current_config, 1, stbuf.st_size, fstr) != stbuf.st_size) {
+        die("Could not fread: %s\n", strerror(errno));
+    }
     rewind(fstr);
 
     bool invalid_sets = false;
@@ -1063,7 +1065,7 @@ bool parse_file(const char *f, bool use_nagbar) {
     int version = detect_version(buf);
     if (version == 3) {
         /* We need to convert this v3 configuration */
-        char *converted = migrate_config(new, stbuf.st_size);
+        char *converted = migrate_config(new, strlen(new));
         if (converted != NULL) {
             ELOG("\n");
             ELOG("****************************************************************\n");