It's better to add StringPtr != NULL check before use *StringPtr.
-----Original Message-----
From: Bi, Dandan
Sent: Saturday, April 1, 2017 10:51 AM
To: edk2-devel@lists.01.org
Cc: Dong, Eric; Gao, Liming
Subject: [patch] MdeModulePkg/UefiHiiLib:Fix incorrect comparison expression
Fix the incorrect comparison between pointer and constant zero character.
https://bugzilla.tianocore.org/show_bug.cgi?id=416
Cc: Eric Dong <eric.dong@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
---
MdeModulePkg/Library/UefiHiiLib/HiiLib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdeModulePkg/Library/UefiHiiLib/HiiLib.c b/MdeModulePkg/Library/UefiHiiLib/HiiLib.c
index a2abf26..166ec18 100644
--- a/MdeModulePkg/Library/UefiHiiLib/HiiLib.c
+++ b/MdeModulePkg/Library/UefiHiiLib/HiiLib.c
@@ -2200,11 +2200,11 @@ InternalHiiIfrValueAction (
return FALSE;
}
StringPtr = ConfigAltResp;
- while (StringPtr != L'\0') {
+ while (*StringPtr != L'\0') {
//
// 1. Find <ConfigHdr> GUID=...&NAME=...&PATH=...
//
StringHdr = StringPtr;
--
1.9.5.msysgit.1
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