X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=lib%2Flibnfs.c;h=8d27a816b0fa079b6a28a090aa764a99767b08f1;hb=1ad6f93185b6735f259d2e7ff13da0f6776e8f5c;hp=905e9d80656ca99e38c567d50da6211a70f7a3b7;hpb=e8cab72a79a0ebdb36adcb50201de6e92945c1a6;p=deb_libnfs.git

diff --git a/lib/libnfs.c b/lib/libnfs.c
index 905e9d8..8d27a81 100644
--- a/lib/libnfs.c
+++ b/lib/libnfs.c
@@ -859,10 +859,12 @@ static void nfs_pread_mcb(struct rpc_context *rpc _U_, int status, void *command
 		if (res->status != NFS3_OK) {
 			rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
 			data->error = 1;
-		} else {
-			memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count);
-			if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) {
-				data->max_offset = mdata->offset + res->READ3res_u.resok.count;
+		} else  {
+			if (res->READ3res_u.resok.count > 0) {
+				memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count);
+				if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) {
+					data->max_offset = mdata->offset + res->READ3res_u.resok.count;
+				}
 			}
 		}
 	}
@@ -888,6 +890,7 @@ static void nfs_pread_mcb(struct rpc_context *rpc _U_, int status, void *command
 
 	data->nfsfh->offset = data->max_offset;
 	data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data);
+
 	free_nfs_cb_data(data);
 	free(mdata);
 }
@@ -923,6 +926,7 @@ int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset,
 	 * reads and collect into a reassembly buffer.
 	 * we send all reads in parallell so that performance is still good.
 	 */
+	data->max_offset = offset;
 	data->start_offset = offset;
 
 	data->buffer = 	malloc(count);
@@ -2863,13 +2867,13 @@ size_t nfs_get_writemax(struct nfs_context *nfs)
 void nfs_set_error(struct nfs_context *nfs, char *error_string, ...)
 {
         va_list ap;
-	char *str;
+	char *str = NULL;
 
+        va_start(ap, error_string);
+	vasprintf(&str, error_string, ap);
 	if (nfs->rpc->error_string != NULL) {
 		free(nfs->rpc->error_string);
 	}
-        va_start(ap, error_string);
-	vasprintf(&str, error_string, ap);
 	nfs->rpc->error_string = str;
         va_end(ap);
 }