From: Ralph Ronnquist <ralph.ronnquist@gmail.com>
Date: Fri, 15 Jul 2022 03:30:07 +0000 (+1000)
Subject: corrected region access
X-Git-Tag: 0.4~10
X-Git-Url: https://git.rrq.au/?a=commitdiff_plain;h=5a6058dfa2458c6b146fdc84934bd2c8d17eb7ea;p=rrq%2Ffusefile.git

corrected region access
---

diff --git a/fusefile.c b/fusefile.c
index 476ca9d..8e09b58 100644
--- a/fusefile.c
+++ b/fusefile.c
@@ -269,8 +269,8 @@ static int write_block(off_t off,const char *buf,size_t size) {
 	    return -EIO; // past EOF
 	}
 	struct Source *source = &sources.array[ index ];
-	off_t from = off - source->start;
-	off_t max = source->to - source->from - from;
+	off_t from = off - source->start + source->from;
+	off_t max = source->to - from;
 	if ( lseek( source->fd, from, SEEK_SET ) < 0 ) {
 	    return -EIO;
 	}