From: Michel Daenzer <michel@daenzer.net>
Date: Wed, 23 Apr 2003 14:21:17 +0000 (+0000)
Subject: deal correctly with read() from the DRM failing
X-Git-Tag: submit/1.0/20121108.012404~2364
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=23a76c37594d3d423963c7b8610b64367e3ff9d8;p=profile%2Fivi%2Flibdrm.git

deal correctly with read() from the DRM failing
---

diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index e128092..a5bb805 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -1460,7 +1460,7 @@ static void drmSIGIOHandler(int interrupt, void *closure)
 #if 0
 	    fprintf(stderr, "Trying %d\n", entry->fd);
 #endif
-	    if ((count = read(entry->fd, buf, sizeof(buf)))) {
+	    if ((count = read(entry->fd, buf, sizeof(buf))) > 0) {
 		buf[count] = '\0';
 #if 0
 		fprintf(stderr, "Got %s\n", buf);