diff options
Diffstat (limited to 'src/H5FDcore.c')
| -rw-r--r-- | src/H5FDcore.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/H5FDcore.c b/src/H5FDcore.c index 1fef36c..932e2af 100644 --- a/src/H5FDcore.c +++ b/src/H5FDcore.c @@ -184,7 +184,7 @@ static const H5FD_class_t H5FD_core_g = { H5FD_core_truncate, /*truncate */ NULL, /*lock */ NULL, /*unlock */ - H5FD_FLMAP_SINGLE /*fl_map */ + H5FD_FLMAP_DICHOTOMY /*fl_map */ }; @@ -427,8 +427,9 @@ H5FD_core_open(const char *name, unsigned flags, hid_t fapl_id, HGOTO_ERROR(H5E_ARGS, H5E_OVERFLOW, NULL, "maxaddr overflow") HDassert(H5P_DEFAULT != fapl_id); if(NULL == (plist = (H5P_genplist_t *)H5I_object(fapl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, NULL, "not a file access property list") - fa = (H5FD_core_fapl_t *)H5P_get_driver_info(plist); + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, NULL, "not a file access property list") + if(NULL == (fa = (H5FD_core_fapl_t *)H5P_get_driver_info(plist))) + HGOTO_ERROR(H5E_PLIST, H5E_BADVALUE, NULL, "bad VFL driver info") /* Build the open flags */ o_flags = (H5F_ACC_RDWR & flags) ? O_RDWR : O_RDONLY; @@ -443,6 +444,7 @@ H5FD_core_open(const char *name, unsigned flags, hid_t fapl_id, /* If the file image exists and this is an open, make sure the file doesn't exist */ HDassert(((file_image_info.buffer != NULL) && (file_image_info.size > 0)) || ((file_image_info.buffer == NULL) && (file_image_info.size == 0))); + HDmemset(&sb, 0, sizeof(sb)); if((file_image_info.buffer != NULL) && !(H5F_ACC_CREAT & flags)) { if(HDopen(name, o_flags, 0666) >= 0) HGOTO_ERROR(H5E_FILE, H5E_FILEEXISTS, NULL, "file already exists") @@ -462,7 +464,7 @@ H5FD_core_open(const char *name, unsigned flags, hid_t fapl_id, * store is off is when the backing_store flag is off and H5F_ACC_CREAT is * on. */ else if(fa->backing_store || !(H5F_ACC_CREAT & flags)) { - if(fa && (fd = HDopen(name, o_flags, 0666)) < 0) + if((fd = HDopen(name, o_flags, 0666)) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTOPENFILE, NULL, "unable to open file") if(HDfstat(fd, &sb) < 0) HSYS_GOTO_ERROR(H5E_FILE, H5E_BADFILE, NULL, "unable to fstat file") @@ -479,7 +481,7 @@ H5FD_core_open(const char *name, unsigned flags, hid_t fapl_id, * default value. But if the file access property list was zero then use * the default value instead. */ - file->increment = (fa && fa->increment>0) ? fa->increment : H5FD_CORE_INCREMENT; + file->increment = (fa->increment>0) ? fa->increment : H5FD_CORE_INCREMENT; /* If save data in backing store. */ file->backing_store = fa->backing_store; |