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-rw-r--r--librpc/ndr/ndr_string.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/librpc/ndr/ndr_string.c b/librpc/ndr/ndr_string.c
index 402cf4e4ad..9cc26dacc5 100644
--- a/librpc/ndr/ndr_string.c
+++ b/librpc/ndr/ndr_string.c
@@ -705,17 +705,20 @@ _PUBLIC_ enum ndr_err_code ndr_push_charset(struct ndr_push *ndr, int ndr_flags,
required = byte_mul * length;
NDR_PUSH_NEED_BYTES(ndr, required);
- ret = convert_string(CH_UNIX, chset,
+
+ if (required) {
+ ret = convert_string(CH_UNIX, chset,
var, strlen(var),
ndr->data+ndr->offset, required);
- if (ret == -1) {
- return ndr_push_error(ndr, NDR_ERR_CHARCNV,
+ if (ret == -1) {
+ return ndr_push_error(ndr, NDR_ERR_CHARCNV,
"Bad character conversion");
- }
+ }
- /* Make sure the remaining part of the string is filled with zeroes */
- if (ret < required) {
- memset(ndr->data+ndr->offset+ret, 0, required-ret);
+ /* Make sure the remaining part of the string is filled with zeroes */
+ if (ret < required) {
+ memset(ndr->data+ndr->offset+ret, 0, required-ret);
+ }
}
ndr->offset += required;