diff options
Diffstat (limited to 'src/http')
| -rw-r--r-- | src/http/ngx_http_write_filter_module.c | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/src/http/ngx_http_write_filter_module.c b/src/http/ngx_http_write_filter_module.c index 003623151..3f18d76f2 100644 --- a/src/http/ngx_http_write_filter_module.c +++ b/src/http/ngx_http_write_filter_module.c @@ -80,7 +80,6 @@ ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in) cl->buf->file_pos, cl->buf->file_last - cl->buf->file_pos); -#if 1 if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { ngx_log_error(NGX_LOG_ALERT, c->log, 0, "zero size buf in writer " @@ -98,7 +97,24 @@ ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in) ngx_debug_point(); return NGX_ERROR; } -#endif + + if (ngx_buf_size(cl->buf) < 0) { + ngx_log_error(NGX_LOG_ALERT, c->log, 0, + "negative size buf in writer " + "t:%d r:%d f:%d %p %p-%p %p %O-%O", + cl->buf->temporary, + cl->buf->recycled, + cl->buf->in_file, + cl->buf->start, + cl->buf->pos, + cl->buf->last, + cl->buf->file, + cl->buf->file_pos, + cl->buf->file_last); + + ngx_debug_point(); + return NGX_ERROR; + } size += ngx_buf_size(cl->buf); @@ -136,7 +152,6 @@ ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in) cl->buf->file_pos, cl->buf->file_last - cl->buf->file_pos); -#if 1 if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { ngx_log_error(NGX_LOG_ALERT, c->log, 0, "zero size buf in writer " @@ -154,7 +169,24 @@ ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in) ngx_debug_point(); return NGX_ERROR; } -#endif + + if (ngx_buf_size(cl->buf) < 0) { + ngx_log_error(NGX_LOG_ALERT, c->log, 0, + "negative size buf in writer " + "t:%d r:%d f:%d %p %p-%p %p %O-%O", + cl->buf->temporary, + cl->buf->recycled, + cl->buf->in_file, + cl->buf->start, + cl->buf->pos, + cl->buf->last, + cl->buf->file, + cl->buf->file_pos, + cl->buf->file_last); + + ngx_debug_point(); + return NGX_ERROR; + } size += ngx_buf_size(cl->buf); |