MonetDB: Jun2023 - Protect against 0 allocation.

[Sjoerd Mullender via checkin-list]

Changeset: 4d36477c1d82 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/4d36477c1d82
Modified Files:
        gdk/gdk_logger.c
Branch: Jun2023
Log Message:

Protect against 0 allocation.


diffs (12 lines):

diff --git a/gdk/gdk_logger.c b/gdk/gdk_logger.c
--- a/gdk/gdk_logger.c
+++ b/gdk/gdk_logger.c
@@ -2507,6 +2507,8 @@ log_flush(logger *lg, ulng ts)
                if (updated == NULL) {
                        nupdated = BATcount(lg->catalog_id);
                        allocated = ((nupdated + 31) & ~31) / 8;
+                       if (allocated == 0)
+                               allocated = 4;
                        updated = GDKzalloc(allocated);
                        if (updated == NULL) {
                                log_unlock(lg);
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