3.0-stable review patch. If anyone has any objections, please let me know.
------------------
From: Samuel Thibault <samuel.thiba...@ens-lyon.org>
commit 6102c48bd421074a33e102f2ebda3724e8d275f9 upstream.
Check that array index is in-bounds before accessing the synths[] array.
Signed-off-by: Samuel Thibault <samuel.thiba...@ens-lyon.org>
Cc: Nickolai Zeldovich <nicko...@csail.mit.edu>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/speakup/synth.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/staging/speakup/synth.c
+++ b/drivers/staging/speakup/synth.c
@@ -423,7 +423,7 @@ int synth_add(struct spk_synth *in_synth
int i;
int status = 0;
mutex_lock(&spk_mutex);
- for (i = 0; synths[i] != NULL && i < MAXSYNTHS; i++)
+ for (i = 0; i < MAXSYNTHS && synths[i] != NULL; i++)
/* synth_remove() is responsible for rotating the array down */
if (in_synth == synths[i]) {
mutex_unlock(&spk_mutex);
--
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