luks: Add missing free(h) along error path

rwmjones · rwmjones · commit 0a6ef78a8095 · 2022-10-14T17:32:20.000+01:00
Fixes: commit 468919d (cherry picked from commit 73ccb80)
diff --git a/filters/luks/luks-encryption.c b/filters/luks/luks-encryption.c
@@ -766,6 +766,7 @@ load_header (nbdkit_next *next, const char *passphrase)
       }
       if (ks->stripes >= 10000) {
         nbdkit_error ("bad LUKSv1 header: key slot %zu stripes too large", i);
+        free (h);
         return NULL;
       }
       start = ks->key_material_offset;

Original file line number	Diff line number	Diff line change
`@@ -766,6 +766,7 @@ load_header (nbdkit_next next, const char passphrase)`
`766`	`766`	`}`
`767`	`767`	`if (ks->stripes >= 10000) {`
`768`	`768`	`nbdkit_error ("bad LUKSv1 header: key slot %zu stripes too large", i);`
	`769`	`+ free (h);`
`769`	`770`	`return NULL;`
`770`	`771`	`}`
`771`	`772`	`start = ks->key_material_offset;`