Alex Henrie : mshtml: Handle memory allocation failure in set_statustext.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4a8b12a1f6c178ba9526bce46b0902053dbdff62
URL:    https://gitlab.winehq.org/wine/wine/-/commit/4a8b12a1f6c178ba9526bce46b09020...

Author: Alex Henrie 
Date:   Sun Dec 11 21:10:02 2022 -0700

mshtml: Handle memory allocation failure in set_statustext.

---

dlls/mshtml/main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/mshtml/main.c b/dlls/mshtml/main.c
index 14c34f2f36a..a45a2c111dc 100644
--- a/dlls/mshtml/main.c
+++ b/dlls/mshtml/main.c
@@ -407,6 +407,7 @@ void set_statustext(HTMLDocumentObj* doc, INT id, LPCWSTR arg)
     if(!p) {
         len = 255;
         p = malloc(len * sizeof(WCHAR));
+        if (!p) return;
         len = LoadStringW(hInst, id, p, len) + 1;
         p = realloc(p, len * sizeof(WCHAR));
         if(InterlockedCompareExchangePointer((void**)&status_strings[index], p, NULL)) {
@@ -420,6 +421,7 @@ void set_statustext(HTMLDocumentObj* doc, INT id, LPCWSTR arg)

len = lstrlenW(p) + lstrlenW(arg) - 1;
         buf = malloc(len * sizeof(WCHAR));
+        if (!buf) return;

swprintf(buf, len, p, arg);