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| author | Sumit Bose <sbose@redhat.com> | 2010-04-22 11:44:46 +0200 |
|---|---|---|
| committer | Stephen Gallagher <sgallagh@redhat.com> | 2010-04-26 09:54:59 -0400 |
| commit | c7fc1078dad4b237256bfedca5121a6a55ac625d (patch) | |
| tree | 970ec7722ebd7e23f8570ffdbbc90e3b4730cb90 /src | |
| parent | 5a5eb2619fed6b37178d3b2c58970788c55cb529 (diff) | |
| download | sssd-c7fc1078dad4b237256bfedca5121a6a55ac625d.tar.gz sssd-c7fc1078dad4b237256bfedca5121a6a55ac625d.tar.bz2 sssd-c7fc1078dad4b237256bfedca5121a6a55ac625d.zip | |
Fix a potential memory violation
If read() returns with errno set to EINTR -1 is added to total_len.
Diffstat (limited to 'src')
| -rw-r--r-- | src/monitor/monitor.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/monitor/monitor.c b/src/monitor/monitor.c index 0a98d09c..c7997e42 100644 --- a/src/monitor/monitor.c +++ b/src/monitor/monitor.c @@ -1371,7 +1371,8 @@ static void process_config_file(struct tevent_context *ev, while (total_len < event_size) { len = read(file_ctx->mt_ctx->inotify_fd, buf+total_len, event_size-total_len); - if (len == -1 && errno != EINTR) { + if (len == -1) { + if (errno == EINTR) continue; DEBUG(0, ("Critical error reading inotify file descriptor.\n")); goto done; } @@ -1391,7 +1392,8 @@ static void process_config_file(struct tevent_context *ev, total_len = 0; while (total_len < in_event->len) { len = read(file_ctx->mt_ctx->inotify_fd, &name, in_event->len); - if (len == -1 && errno != EINTR) { + if (len == -1) { + if (errno == EINTR) continue; DEBUG(0, ("Critical error reading inotify file descriptor.\n")); goto done; } |