ntdll: Fix off-by-one errors in __wine_set_signal_handler.

Signed-off-by: Sebastian Lackner <sebastian@fds-team.de> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ntdll: Fix off-by-one errors in __wine_set_signal_handler.
d4ab672c · Sebastian Lackner · Alexandre Julliard · e1f1a60f · d4ab672c · d4ab672c
Commit d4ab672c authored Mar 28, 2016 by Sebastian Lackner Committed by Alexandre Julliard Mar 28, 2016
Showing with 4 additions and 4 deletions

signal_arm.c dlls/ntdll/signal_arm.c +1 -1

signal_arm64.c dlls/ntdll/signal_arm64.c +1 -1

signal_powerpc.c dlls/ntdll/signal_powerpc.c +1 -1

signal_x86_64.c dlls/ntdll/signal_x86_64.c +1 -1

No files found.
--- a/dlls/ntdll/signal_arm.c
+++ b/dlls/ntdll/signal_arm.c
@@ -860,7 +860,7 @@ static void usr1_handler( int signal, siginfo_t *siginfo, void *sigcontext )
 */
 int CDECL __wine_set_signal_handler(unsigned int sig, wine_signal_handler wsh)
 {
-    if (sig > sizeof(handlers) / sizeof(handlers[0])) return -1;
+    if (sig >= sizeof(handlers) / sizeof(handlers[0])) return -1;
    if (handlers[sig] != NULL) return -2;
    handlers[sig] = wsh;
    return 0;

--- a/dlls/ntdll/signal_arm64.c
+++ b/dlls/ntdll/signal_arm64.c
@@ -732,7 +732,7 @@ static void usr1_handler( int signal, siginfo_t *siginfo, void *sigcontext )
 */
 int CDECL __wine_set_signal_handler(unsigned int sig, wine_signal_handler wsh)
 {
-    if (sig > sizeof(handlers) / sizeof(handlers[0])) return -1;
+    if (sig >= sizeof(handlers) / sizeof(handlers[0])) return -1;
    if (handlers[sig] != NULL) return -2;
    handlers[sig] = wsh;
    return 0;

--- a/dlls/ntdll/signal_powerpc.c
+++ b/dlls/ntdll/signal_powerpc.c
@@ -940,7 +940,7 @@ static void usr1_handler( int signal, siginfo_t *siginfo, void *sigcontext )
 */
 int CDECL __wine_set_signal_handler(unsigned int sig, wine_signal_handler wsh)
 {
-    if (sig > sizeof(handlers) / sizeof(handlers[0])) return -1;
+    if (sig >= sizeof(handlers) / sizeof(handlers[0])) return -1;
    if (handlers[sig] != NULL) return -2;
    handlers[sig] = wsh;
    return 0;

--- a/dlls/ntdll/signal_x86_64.c
+++ b/dlls/ntdll/signal_x86_64.c
@@ -2762,7 +2762,7 @@ static void usr1_handler( int signal, siginfo_t *siginfo, void *ucontext )
 */
 int CDECL __wine_set_signal_handler(unsigned int sig, wine_signal_handler wsh)
 {
-    if (sig > sizeof(handlers) / sizeof(handlers[0])) return -1;
+    if (sig >= sizeof(handlers) / sizeof(handlers[0])) return -1;
    if (handlers[sig] != NULL) return -2;
    handlers[sig] = wsh;
    return 0;