tyler.durden/audk
1
0
Fork 0
mirror of https://github.com/acidanthera/audk.git synced 2025-07-22 05:04:24 +02:00
Code Issues Packages Projects Releases Wiki Activity

ShellPkg/Shell: Avoid potential null pointer deference

Browse Source 
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
This commit is contained in:
Ruiyu Ni 2017-03-28 10:26:07 +08:00
parent 779cc439e8
commit 15de94cf05
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
ShellPkg/Application/Shell/Shell.c
View File

@ -1162,6 +1162,12 @@ LocateStartupScript (
MapName = ShellInfoObject.NewEfiShellProtocol->GetMapFromDevicePath (&ImageDevicePath); MapName = ShellInfoObject.NewEfiShellProtocol->GetMapFromDevicePath (&ImageDevicePath);
if (MapName != NULL) { if (MapName != NULL) {
StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, MapName, 0); StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, MapName, 0);
if (StartupScriptPath == NULL) {
//
// Do not locate the startup script in sys path when out of resource.
//
return NULL;
}
TempSpot = StrStr (StartupScriptPath, L";"); TempSpot = StrStr (StartupScriptPath, L";");
if (TempSpot != NULL) { if (TempSpot != NULL) {
*TempSpot = CHAR_NULL; *TempSpot = CHAR_NULL;