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| author | Felipe Magno de Almeida <felipe@expertise.dev> | 2020-12-14 11:48:29 -0300 |
|---|---|---|
| committer | Felipe Magno de Almeida <felipe@expertise.dev> | 2020-12-14 11:50:48 -0300 |
| commit | 8d2c652104d02d5ee4d54b654ce56f8c3cdffb53 (patch) | |
| tree | dd30b83c8869b8ff7b1b6baccb103fd500c0bcad | |
| parent | 4e5b01f8a03d3b01f54c3a67898f9ca67f050481 (diff) | |
| download | efl-8d2c652104d02d5ee4d54b654ce56f8c3cdffb53.tar.gz | |
evil: Fix fcntl for F_SETLK and F_SETLKW wrong length calculation
Summary:
If length and start are both 0, size is wrongfully negative. Besides,
using length as a delimitator in a range means that [0, length) is a
half-closed interval, so we don't need to subtract by 1.
Reviewers: vtorri, woohyun, lucas, jptiz
Reviewed By: vtorri, lucas
Subscribers: cedric, #reviewers, #committers
Tags: #efl
Differential Revision: https://phab.enlightenment.org/D12208
| -rw-r--r-- | src/lib/evil/evil_fcntl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/evil/evil_fcntl.c b/src/lib/evil/evil_fcntl.c index 14d10b111c..6c556a6cd7 100644 --- a/src/lib/evil/evil_fcntl.c +++ b/src/lib/evil/evil_fcntl.c @@ -114,7 +114,7 @@ fcntl(int fd, int cmd, ...) if (length != -1L) res = 0; } - fl->l_len = length - fl->l_start - 1; + fl->l_len = length - fl->l_start; pos = _lseek(fd, fl->l_start, fl->l_whence); if (pos != -1L) |