ucm: fix possible memory leak in execute_sysw()

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/src/ucm/main.c b/src/ucm/main.c
index 2ff4d3f340e3a1635076b728aff5d56fc3c74a44..9876284470358a6a4b72f30e7e6c8e905ad0edd8 100644 (file)
--- a/src/ucm/main.c
+++ b/src/ucm/main.c
@@ -578,6 +578,7 @@ static int execute_sysw(const char *sysw)
 
        if (wlen != (ssize_t)len) {
                uc_error("unable to write '%s' to '%s': %s", value, path, strerror(myerrno));
+               free(s);
                return -EINVAL;
        }