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gfs2: Fix gfs2_file_buffered_write endless loop workaround

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Since commit 554c577cee, gfs2_file_buffered_write() can accidentally
return a truncated iov_iter, which might confuse callers.  Fix that.

Fixes: 554c577cee ("gfs2: Prevent endless loops in gfs2_file_buffered_write")
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
This commit is contained in:
Andreas Gruenbacher 2022-03-17 14:47:24 +01:00
parent 124c458a40
commit 46f3e0421c
1 changed files with 1 additions and 0 deletions
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fs/gfs2/file.c
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@ -1084,6 +1084,7 @@ out_uninit:
gfs2_holder_uninit(gh);
if (statfs_gh)
kfree(statfs_gh);
from->count = orig_count - read;
return read ? read : ret;
}