From 52ab266b8930d2b82554c8df87f8146a07e5f33b Mon Sep 17 00:00:00 2001
From: Tobias Klauser <tklauser@distanz.ch>
Date: Tue, 26 Sep 2006 13:41:49 +0200
Subject: Add check for the case that no file produced the inotify event

This could use an unlikely()
---
 inotail.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'inotail.c')

diff --git a/inotail.c b/inotail.c
index da793db..c0c5302 100644
--- a/inotail.c
+++ b/inotail.c
@@ -235,7 +235,7 @@ static int watch_files(struct file_struct *f, int n_files)
 		inev = (struct inotify_event *) &buf;
 
 		while (len > 0) {
-			struct file_struct *fil;
+			struct file_struct *fil = NULL;
 
 			/* Which file has produced the event? */
 			for (i = 0; i < n_files; i++) {
@@ -245,7 +245,10 @@ static int watch_files(struct file_struct *f, int n_files)
 				}
 			}
 
-			/* XXX: Is it possible that no file in the list produced the event? */
+			/* Very unlikely! */
+			if (!fil)
+				break;
+
 			if (inev->mask & IN_MODIFY) {
 				int rc;
 				char fbuf[BUFFER_SIZE];
-- 
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