mraa.c: Fix error handing resource leaks in mraa_file_contains_*

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

diff --git a/src/mraa.c b/src/mraa.c
index 3bf9a19..5a1772f 100644 (file)
--- a/src/mraa.c
+++ b/src/mraa.c
@@ -355,8 +355,14 @@ mraa_file_contains(const char* filename, const char* content)
     if (file != NULL) {
         size_t len = 1024;
         char* line = malloc(len);
+        if (line == NULL) {
+            close(file);
+            return 0;
+        }
         FILE* fh = fopen(file, "r");
         if (fh == NULL) {
+            close(file);
+            free(line);
             return 0;
         }
         while ((getline(&line, &len, fh) != -1) && (found == 0)) {
@@ -384,8 +390,14 @@ mraa_file_contains_both(const char* filename, const char* content, const char* c
     if (file != NULL) {
         size_t len = 1024;
         char* line = malloc(len);
+        if (line == NULL) {
+            close(file);
+            return 0;
+        }
         FILE* fh = fopen(file, "r");
         if (fh == NULL) {
+            close(file);
+            free(line);
             return 0;
         }
         while ((getline(&line, &len, fh) != -1) && (found == 0)) {