Handle realpath() error when string is NULL

1 files changed, 5 insertions, 0 deletions

diff --git a/src/fs.c b/src/fs.c
index 1ee7901..e3f4d1f 100644
--- a/src/fs.c
+++ b/src/fs.c
@@ -13,6 +13,11 @@ FSTree *fstree(const char *_path) {
     FTSENT *node = NULL;
     FSTree *fsdata = NULL;
     char *path = realpath(_path, NULL);
+    if (path == NULL) {
+        perror(_path);
+        fprintf(SYSERROR);
+        return NULL;
+    }
     char *root[2] = { path, NULL };
 
     size_t dirs_size = 2;