[PATCH] script/execute: Add NULL check for grub_calloc in gettext_append

Add a NULL check after grub_calloc in gettext_append to handle allocation errors.
This prevents using a NULL pointer and stops crashes during string translation.

Signed-off-by: Sridhar Markonda <[email protected]>
Signed-off-by: Sudhakar Kuppusamy <[email protected]>
---
 grub-core/script/execute.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/grub-core/script/execute.c b/grub-core/script/execute.c
index 62afcdc99..369d985ee 100644
--- a/grub-core/script/execute.c
+++ b/grub-core/script/execute.c
@@ -562,6 +562,8 @@ gettext_append (struct grub_script_argv *result, const char *orig_str)
     if (*iptr == '$')
       dollar_cnt++;
   ctx.allowed_strings = grub_calloc (dollar_cnt, sizeof (ctx.allowed_strings[0]));
+  if (ctx.allowed_strings == NULL)
+    goto fail;
 
   if (parse_string (orig_str, gettext_save_allow, &ctx, 0))
     goto fail;
-- 
2.47.3


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