otrx: fix memory leak in otrx_create_append_zeros

A "free" call was missing after allocating a buffer.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

diff --git a/package/utils/otrx/src/otrx.c b/package/utils/otrx/src/otrx.c
index 0d99cd39e3e21321236522a2e50e9016be29d15d..223e032f2b5ed81c792b10373c46c21468fae0d4 100644 (file)
--- a/package/utils/otrx/src/otrx.c
+++ b/package/utils/otrx/src/otrx.c
@@ -264,9 +264,12 @@ static ssize_t otrx_create_append_zeros(FILE *trx, size_t length) {
 
        if (fwrite(buf, 1, length, trx) != length) {
                fprintf(stderr, "Couldn't write %zu B to %s\n", length, trx_path);
+               free(buf);
                return -EIO;
        }
 
+       free(buf);
+
        return length;
 }