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setupx.dll16: Avoid strcmp() result truncation (Coverity).

This commit is contained in:
Marcus Meissner 2012-07-07 11:52:22 +02:00 committed by Alexandre Julliard
parent aa58bcfec9
commit a181e4dfe9
1 changed files with 9 additions and 1 deletions
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10
dlls/setupx.dll16/virtcopy.c
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@ -591,9 +591,17 @@ static void VCP_UI_RegisterProgressClass(void)
static RETERR16 VCP_UI_NodeCompare(LPVIRTNODE vn1, LPVIRTNODE vn2)
{
LPCSTR file1, file2;
int ret;
file1 = vsmGetStringRawName16(vn1->vfsSrc.vhstrFileName);
file2 = vsmGetStringRawName16(vn2->vfsSrc.vhstrFileName);
return (RETERR16)strcmp(file1, file2);
ret = strcmp(file1, file2);
/* Looks too complicated, but in optimized strcpy we might get
* a 32bit wide difference and would truncate it to 16 bit, so
* erroneously returning equality. */
if (ret < 0) return -1;
if (ret > 0) return 1;
return 0;
}
static RETERR16 VCP_UI_CopyStart(void)