Experimental Physics and
Industrial Control System

Dirk Zimoch has proposed merging ~dirk.zimoch/epics-base:emptyArrayCrashFix into epics-base:3.15.

Requested reviews:
  EPICS Core Developers (epics-core)

For more details, see:
https://code.launchpad.net/~dirk.zimoch/epics-base/+git/epics-base/+merge/379530

This fix was originally included in merge request 378968 dbChannelForDBLinks against branch 7.0.

-- 
Your team EPICS Core Developers is requested to review the proposed merge of ~dirk.zimoch/epics-base:emptyArrayCrashFix into epics-base:3.15.

diff --git a/src/ioc/db/dbAccess.c b/src/ioc/db/dbAccess.c
index 0b893ee..e5a63a9 100644
--- a/src/ioc/db/dbAccess.c
+++ b/src/ioc/db/dbAccess.c
@@ -907,6 +907,11 @@ long dbGet(DBADDR *paddr, short dbrType,
         } else {
             DBADDR localAddr = *paddr; /* Structure copy */
 
+            if (pfl->no_elements < 1) {
+                status = S_db_badField;
+                goto done;
+            }
+
             localAddr.field_type = pfl->field_type;
             localAddr.field_size = pfl->field_size;
             localAddr.no_elements = pfl->no_elements;

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[Merge] ~dirk.zimoch/epics-base:emptyArrayCrashFix into epics-base:3.15 noreply--- via Core-talk

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