Commit b897ad17 authored by Alex Villacís Lasso's avatar Alex Villacís Lasso Committed by Alexandre Julliard

msacm: acmDriverPriority() compares dwPriority against negative values.

This issue was spotted by Andrew Talbot.
parent 0b4eafad
......@@ -671,9 +671,9 @@ MMRESULT WINAPI acmDriverPriority(HACMDRIVERID hadid, DWORD dwPriority, DWORD fd
if (padid->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_LOCAL) {
return MMSYSERR_NOTSUPPORTED;
}
if (dwPriority != 1 && dwPriority != -1) {
if (dwPriority != 1 && dwPriority != (DWORD)-1) {
FIXME("unexpected priority %ld, using sign only\n", dwPriority);
if (dwPriority < 0) dwPriority = -1;
if ((signed)dwPriority < 0) dwPriority = (DWORD)-1;
if (dwPriority > 0) dwPriority = 1;
}
......@@ -681,7 +681,7 @@ MMRESULT WINAPI acmDriverPriority(HACMDRIVERID hadid, DWORD dwPriority, DWORD fd
(padid->pPrevACMDriverID->fdwSupport & ACMDRIVERDETAILS_SUPPORTF_LOCAL))) {
/* do nothing - driver is first of list, or first after last
local driver */
} else if (dwPriority == -1 && padid->pNextACMDriverID == NULL) {
} else if (dwPriority == (DWORD)-1 && padid->pNextACMDriverID == NULL) {
/* do nothing - driver is last of list */
} else {
MSACM_RePositionDriver(padid, dwPriority);
......
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