Remove some VLAs

They are evil and should be eradicated. Some of these were pretty dumb
anyway.

There are probably some more around in platform specific code or other
code not enabled by default on Linux.

1 files changed, 4 insertions, 1 deletions

diff --git a/video/filter/vf.c b/video/filter/vf.c
index 6ad484c7ff..b16c0b3627 100644
--- a/video/filter/vf.c
+++ b/video/filter/vf.c
@@ -269,12 +269,15 @@ static vf_instance_t *vf_open_filter(struct vf_chain *c, const char *name,
     for (i = 0; args && args[2 * i]; i++)
         l += 1 + strlen(args[2 * i]) + 1 + strlen(args[2 * i + 1]);
     l += strlen(name);
-    char str[l + 1];
+    char *str = malloc(l + 1);
+    if (!str)
+        return NULL;
     char *p = str;
     p += sprintf(str, "%s", name);
     for (i = 0; args && args[2 * i]; i++)
         p += sprintf(p, " %s=%s", args[2 * i], args[2 * i + 1]);
     MP_INFO(c, "Opening video filter: [%s]\n", str);
+    free(str);
     return vf_open(c, name, args);
 }