[Qemu-trivial] [PATCH 4/4] vl.c: fix memory leak

[arei.gonglei]

From: Gonglei <address@hidden>

Failing to save or free storage allocated
by "g_strdup(cmd)" leaks it. Let's use a
variable to storage it.

Signed-off-by: Gonglei <address@hidden>
---
 vl.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/vl.c b/vl.c
index 3f269dc..399e816 100644
--- a/vl.c
+++ b/vl.c
@@ -1326,16 +1326,19 @@ static int add_semihosting_arg(void *opaque,
 static inline void semihosting_arg_fallback(const char *file, const char *cmd)
 {
     char *cmd_token;
+    char *cmd_str;
 
     /* argv[0] */
     add_semihosting_arg(&semihosting, "arg", file, NULL);
 
+    cmd_str = g_strdup(cmd);
     /* split -append and initialize argv[1..n] */
-    cmd_token = strtok(g_strdup(cmd), " ");
+    cmd_token = strtok(cmd_str, " ");
     while (cmd_token) {
         add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
         cmd_token = strtok(NULL, " ");
     }
+    g_free(cmd_str);
 }
 
 /***********************************************************/
-- 
1.7.12.4