diff options
Diffstat (limited to 'src/H5Olink.c')
| -rw-r--r-- | src/H5Olink.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/H5Olink.c b/src/H5Olink.c index 53fa99e..039184d 100644 --- a/src/H5Olink.c +++ b/src/H5Olink.c @@ -165,7 +165,7 @@ H5O_link_decode(H5F_t *f, hid_t UNUSED dxpl_id, const uint8_t *p) p += len; break; - /* User-defined linkes */ + /* User-defined links */ default: if(lnk->type < H5L_LINK_UD_MIN || lnk->type > H5L_LINK_MAX) HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, NULL, "unknown link type") @@ -180,6 +180,8 @@ H5O_link_decode(H5F_t *f, hid_t UNUSED dxpl_id, const uint8_t *p) HDmemcpy(lnk->u.ud.udata, p, len); p += len; } + else + lnk->u.ud.udata = NULL; } /* end switch */ /* Set return value */ @@ -192,6 +194,8 @@ done: H5MM_xfree(lnk->name); if(lnk->type == H5L_LINK_SOFT && lnk->u.soft.name != NULL) H5MM_xfree(lnk->u.soft.name); + if(lnk->type >= H5L_LINK_UD_MIN && lnk->u.ud.size > 0 && lnk->u.ud.udata != NULL) + H5MM_xfree(lnk->u.ud.udata); H5FL_FREE(H5O_link_t, lnk); } /* end if */ @@ -323,7 +327,7 @@ H5O_link_copy(const void *_mesg, void *_dest, unsigned UNUSED update_flags) if(lnk->type == H5L_LINK_SOFT) dest->u.soft.name = H5MM_xstrdup(lnk->u.soft.name); else if(lnk->type >= H5L_LINK_UD_MIN) { - if(lnk->u.ud.size != 0) + if(lnk->u.ud.size > 0) { if(NULL == (dest->u.ud.udata = H5MM_malloc(lnk->u.ud.size))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") @@ -601,8 +605,8 @@ H5O_link_copy_file(H5F_t UNUSED *file_src, void *native_src, H5F_t UNUSED *file_ default: if(link_src->type >= H5L_LINK_UD_MIN) { - /* Copy the user-defined link's user data */ - if(link_src->u.ud.size != 0) + /* Copy the user-defined link's user data if it exists */ + if(link_src->u.ud.size > 0) { if(NULL == (link_dst->u.ud.udata = H5MM_malloc(link_src->u.ud.size))) HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") |