X-Git-Url: http://git.efficios.com/?p=argpar.git;a=blobdiff_plain;f=argpar%2Fargpar.c;fp=argpar%2Fargpar.c;h=d4f000a344588ef7883139d4b3296b86e17d2b13;hp=67b77691cbe19784667e1c17013e686f74dc38a6;hb=2f9b764965e29a0d0e26d95352b8f0a7bb705aed;hpb=f3f087bd6debb55492e35b1397c8658b8e1e77ae

diff --git a/argpar/argpar.c b/argpar/argpar.c
index 67b7769..d4f000a 100644
--- a/argpar/argpar.c
+++ b/argpar/argpar.c
@@ -532,12 +532,16 @@ parse_long_opt(const char * const long_opt_arg, const char * const next_orig_arg
 
         /* Isolate the option name */
         while (long_opt_name_size > iter->tmp_buf.size - 1) {
-            iter->tmp_buf.size *= 2;
-            iter->tmp_buf.data = ARGPAR_REALLOC(iter->tmp_buf.data, char, iter->tmp_buf.size);
-            if (!iter->tmp_buf.data) {
+            const size_t new_size = iter->tmp_buf.size * 2;
+            char * const new_data = ARGPAR_REALLOC(iter->tmp_buf.data, char, new_size);
+
+            if (!new_data) {
                 ret = PARSE_ORIG_ARG_OPT_RET_ERROR_MEMORY;
                 goto error;
             }
+
+            iter->tmp_buf.size = new_size;
+            iter->tmp_buf.data = new_data;
         }
 
         memcpy(iter->tmp_buf.data, long_opt_arg, long_opt_name_size);