powerpc/oprofile: fix potential buffer overrun in op_model_cell.c

[safe/jmp/linux-2.6] / arch / powerpc / oprofile / op_model_cell.c

diff --git a/arch/powerpc/oprofile/op_model_cell.c b/arch/powerpc/oprofile/op_model_cell.c
index ae06c62..7fd90d0 100644 (file)
--- a/arch/powerpc/oprofile/op_model_cell.c
+++ b/arch/powerpc/oprofile/op_model_cell.c
@@ -248,7 +248,7 @@ static int pm_rtas_activate_signals(u32 node, u32 count)
         * There is no debug setup required for the cycles event.
         * Note that only events in the same group can be used.
         * Otherwise, there will be conflicts in correctly routing
-        * the signals on the debug bus.  It is the responsiblity
+        * the signals on the debug bus.  It is the responsibility
         * of the OProfile user tool to check the events are in
         * the same group.
         */
@@ -1077,7 +1077,7 @@ static int calculate_lfsr(int n)
                index = ENTRIES-1;
 
        /* make sure index is valid */
-       if ((index > ENTRIES) || (index < 0))
+       if ((index >= ENTRIES) || (index < 0))
                index = ENTRIES-1;
 
        return initial_lfsr[index];
@@ -1594,7 +1594,7 @@ static void cell_handle_interrupt_spu(struct pt_regs *regs,
                 * to a latch.  The new values (interrupt setting bits, reset
                 * counter value etc.) are not copied to the actual registers
                 * until the performance monitor is enabled.  In order to get
-                * this to work as desired, the permormance monitor needs to
+                * this to work as desired, the performance monitor needs to
                 * be disabled while writing to the latches.  This is a
                 * HW design issue.
                 */
@@ -1668,7 +1668,7 @@ static void cell_handle_interrupt_ppu(struct pt_regs *regs,
                 * to a latch.  The new values (interrupt setting bits, reset
                 * counter value etc.) are not copied to the actual registers
                 * until the performance monitor is enabled.  In order to get
-                * this to work as desired, the permormance monitor needs to
+                * this to work as desired, the performance monitor needs to
                 * be disabled while writing to the latches.  This is a
                 * HW design issue.
                 */