i7core_edac: Fix ringbuffer maxsize

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index 59ec441..c2857f6 100644 (file)
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -1631,14 +1631,14 @@ static void i7core_check_error(struct mem_ctl_info *mci)
         * loosing an error.
         */
        smp_rmb();
-       count = (pvt->mce_out + sizeof(mce_entry) - pvt->mce_in)
-               % sizeof(mce_entry);
+       count = (pvt->mce_out + MCE_LOG_LEN - pvt->mce_in)
+               % MCE_LOG_LEN;
        if (!count)
                return;
 
        m = pvt->mce_outentry;
-       if (pvt->mce_in + count > sizeof(mce_entry)) {
-               unsigned l = sizeof(mce_entry) - pvt->mce_in;
+       if (pvt->mce_in + count > MCE_LOG_LEN) {
+               unsigned l = MCE_LOG_LEN - pvt->mce_in;
 
                memcpy(m, &pvt->mce_entry[pvt->mce_in], sizeof(*m) * l);
                smp_wmb();
@@ -1702,7 +1702,7 @@ static int i7core_mce_check_error(void *priv, struct mce *mce)
                return 0;
 
        smp_rmb();
-       if ((pvt->mce_out + 1) % sizeof(mce_entry) == pvt->mce_in) {
+       if ((pvt->mce_out + 1) % MCE_LOG_LEN == pvt->mce_in) {
                smp_wmb();
                pvt->mce_overrun++;
                return 0;
@@ -1711,7 +1711,7 @@ static int i7core_mce_check_error(void *priv, struct mce *mce)
        /* Copy memory error at the ringbuffer */
        memcpy(&pvt->mce_entry[pvt->mce_out], mce, sizeof(*mce));
        smp_wmb();
-       pvt->mce_out = (pvt->mce_out + 1) % sizeof(mce_entry);
+       pvt->mce_out = (pvt->mce_out + 1) % MCE_LOG_LEN;
 
        /* Handle fatal errors immediately */
        if (mce->mcgstatus & 1)