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| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2021-02-27 15:08:34 +0100 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2021-02-27 15:08:34 +0100 |
| commit | 51f4f46ae05251967a6152514d9a935e960d022b (patch) | |
| tree | 5f9303a4890b12327abd9596a22e541a1c03c89f | |
| parent | 692919521c15531cc0bed3006fd958b164a746ab (diff) | |
| download | plan9front-51f4f46ae05251967a6152514d9a935e960d022b.tar.xz | |
ramfs: fix truncfile() for non multiple of extend size (64k)
The calculation of the last block size is wrong and we can
only shrink the size of the last data block, not extend it.
| -rw-r--r-- | sys/src/cmd/ramfs.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/src/cmd/ramfs.c b/sys/src/cmd/ramfs.c index 85bbe9e31..90f1225e8 100644 --- a/sys/src/cmd/ramfs.c +++ b/sys/src/cmd/ramfs.c @@ -249,7 +249,8 @@ truncfile(File *f, vlong l) if(i < n){ o = l % ESIZE; if(o != 0 && x->ent[i] != nil){ - x->ent[i]->size = o * sizeof(Ram*); + if(o < x->ent[i]->size) + x->ent[i]->size = o; i++; } while(i < n){ |