diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-08-05 02:19:08 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-08-05 02:19:08 -0300 |
commit | 8dec7c70575785729a6a9e6719a955e9c545bcab (patch) | |
tree | 897b1b743b2ceb44ace956e8176b6a7e36751019 /mm/shmem.c | |
parent | 4411a04f871d94ae997fb7262a428fe2ee988eb3 (diff) |
Linux-libre 4.6.5-gnupck-4.6.5-gnu
Diffstat (limited to 'mm/shmem.c')
-rw-r--r-- | mm/shmem.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index 83e44bb6f..6c775e6cd 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -2238,9 +2238,11 @@ static long shmem_fallocate(struct file *file, int mode, loff_t offset, NULL); if (error) { /* Remove the !PageUptodate pages we added */ - shmem_undo_range(inode, - (loff_t)start << PAGE_SHIFT, - (loff_t)index << PAGE_SHIFT, true); + if (index > start) { + shmem_undo_range(inode, + (loff_t)start << PAGE_SHIFT, + ((loff_t)index << PAGE_SHIFT) - 1, true); + } goto undone; } |