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ShellPkg: Add checks for NULL pointers.

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This adds lots of pointer verification with ASSERTs only used when the condition should be impossible and never for memory allocation.

signed-off-by: jcarsey
reviewed-by: geekboy15a

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12523 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2011-10-10 20:32:17 +00:00
parent beab0fc5e2
commit ecae51177e
9 changed files with 56 additions and 21 deletions
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6
ShellPkg/Application/Shell/ShellManParser.c
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@ -548,7 +548,8 @@ ManFileFindTitleSection(
@retval EFI_SUCCESS The help text was returned.
@retval EFI_OUT_OF_RESOURCES The necessary buffer could not be allocated to hold the
returned help text.
@retval EFI_INVALID_PARAMETER HelpText is NULL
@retval EFI_INVALID_PARAMETER HelpText is NULL.
@retval EFI_INVALID_PARAMETER ManFileName is invalid.
@retval EFI_NOT_FOUND There is no help text available for Command.
**/
EFI_STATUS
@ -594,6 +595,9 @@ ProcessManFile(
} else {
FileHandle = NULL;
TempString = GetManFileName(ManFileName);
if (TempString == NULL) {
return (EFI_INVALID_PARAMETER);
}
Status = SearchPathForFile(TempString, &FileHandle);
if (EFI_ERROR(Status)) {