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Don't crash when a table can't be read for some reason

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This commit is contained in:
Nyall Dawson
2020-08-19 10:40:18 +10:00
parent 463fd0af11
commit b72ac6b1c0
1 changed files with 5 additions and 0 deletions
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5
src/odbc/odbc.c
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@@ -1337,6 +1337,11 @@ SQLRETURN SQL_API SQLColumns(
if (g_ascii_strcasecmp((char*)szTableName, entry->object_name) != 0) if (g_ascii_strcasecmp((char*)szTableName, entry->object_name) != 0)
continue; continue;
table = mdb_read_table(entry); table = mdb_read_table(entry);
if ( !table )
{
LogError ("Could not read table '%s'", szTableName);
return SQL_ERROR;
}
mdb_read_columns(table); mdb_read_columns(table);
for (j=0; j<table->num_cols; j++) { for (j=0; j<table->num_cols; j++) {
col = g_ptr_array_index(table->columns, j); col = g_ptr_array_index(table->columns, j);