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-rw-r--r--net/slirp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/slirp.c b/net/slirp.c
index 317cca7..7f846ec 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -472,7 +472,7 @@ static void slirp_smb_cleanup(SlirpState *s)
if (s->smb_dir[0] != '\0') {
snprintf(cmd, sizeof(cmd), "rm -rf %s", s->smb_dir);
ret = system(cmd);
- if (!WIFEXITED(ret)) {
+ if (ret == -1 || !WIFEXITED(ret)) {
qemu_error("'%s' failed.\n", cmd);
} else if (WEXITSTATUS(ret)) {
qemu_error("'%s' failed. Error code: %d\n",