1 files changed, 8 insertions, 4 deletions

diff --git a/sway/readline.c b/sway/readline.c
index dfdc3fe8..e75b183f 100644
--- a/sway/readline.c
+++ b/sway/readline.c
@@ -17,18 +17,22 @@ char *read_line(FILE *file) {
                         continue;
                 }
                 if (length == size) {
-                        string = realloc(string, size *= 2);
-                        if (!string) {
+                        char *new_string = realloc(string, size *= 2);
+                        if (!new_string) {
+                                free(string);
                                 return NULL;
                         }
+                        string = new_string;
                 }
                 string[length++] = c;
         }
         if (length + 1 == size) {
-                string = realloc(string, length + 1);
-                if (!string) {
+                char *new_string = realloc(string, length + 1);
+                if (!new_string) {
+                        free(string);
                         return NULL;
                 }
+                string = new_string;
         }
         string[length] = '\0';
         return string;