From 7dc46f21682316c8b2cd68c2d972c52b4830a8e6 Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@gmail.com>
Date: Mon, 20 Jul 2026 10:36:58 -0500
Subject: [PATCH] caget missing NULL check

---
 modules/ca/src/tools/caget.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/modules/ca/src/tools/caget.c b/modules/ca/src/tools/caget.c
index 82a276592..0d5c1d3e0 100644
--- a/modules/ca/src/tools/caget.c
+++ b/modules/ca/src/tools/caget.c
@@ -126,10 +126,15 @@ static void event_handler (evargs args)
     ppv->status = args.status;
     if (args.status == ECA_NORMAL)
     {
+        epicsUInt32 nBytes = dbr_size_n(args.type, args.count);
         ppv->dbrType = args.type;
-        ppv->value   = calloc(1, dbr_size_n(args.type, args.count));
-        memcpy(ppv->value, args.dbr, dbr_size_n(args.type, args.count));
-        ppv->nElems = args.count;
+        ppv->value   = calloc(1, nBytes);
+        if (ppv->value) {
+            memcpy(ppv->value, args.dbr, nBytes);
+            ppv->nElems = args.count;
+        } else {
+            ppv->status = ECA_ALLOCMEM;
+        }
         nRead++;
     }
 }