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Fixed 32-bit overflow

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This commit is contained in:
Daniel P. Berrange
2007-11-17 11:53:44 +00:00
parent 6bb2d376b5
commit 2efc8ff757
2 changed files with 6 additions and 2 deletions
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4
src/stats_linux.c
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@@ -200,7 +200,7 @@ read_bd_stats (virConnectPtr conn, xenUnifiedPrivatePtr priv,
* an assumed sector size.
*/
if (stats->rd_bytes > 0) {
if (stats->rd_bytes >= 1L<<(63-9)) {
if (stats->rd_bytes >= ((unsigned long long)1)<<(63-9)) {
statsErrorFunc (conn, VIR_ERR_NO_SUPPORT, __FUNCTION__,
"stats->rd_bytes would overflow 64 bit counter",
domid);
@@ -209,7 +209,7 @@ read_bd_stats (virConnectPtr conn, xenUnifiedPrivatePtr priv,
stats->rd_bytes *= 512;
}
if (stats->wr_bytes > 0) {
if (stats->wr_bytes >= 1L<<(63-9)) {
if (stats->wr_bytes >= ((unsigned long long)1)<<(63-9)) {
statsErrorFunc (conn, VIR_ERR_NO_SUPPORT, __FUNCTION__,
"stats->wr_bytes would overflow 64 bit counter",
domid);