From f4968119f7b8b01d5b88c2f015bad9b4338480ad Mon Sep 17 00:00:00 2001 From: "Richard W.M. Jones" Date: Fri, 3 Apr 2026 14:10:51 +0100 Subject: [PATCH] cow: Make some offset variables const These variables are not modified so set them to const. (cherry picked from commit 6ed71d8709cd03dd9a3c53cba9dd03e5b884031d) --- filters/cow/blk.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/filters/cow/blk.c b/filters/cow/blk.c index 7a3f40c1..4c1ee9d5 100644 --- a/filters/cow/blk.c +++ b/filters/cow/blk.c @@ -353,7 +353,7 @@ blk_read_multiple (struct blk_overlay *blk, uint64_t blknum, uint64_t nrblocks, uint8_t *block, bool cow_on_read, int *err) { - off_t offset = blknum * blksize; + const off_t offset = blknum * blksize; enum bm_entry state; uint64_t b, runblocks; const int fd = get_fd_for_blknum (blk, blknum); @@ -466,7 +466,7 @@ blk_cache (struct blk_overlay *blk, { /* XXX Could make this lock more fine-grained with some thought. */ ACQUIRE_LOCK_FOR_CURRENT_SCOPE (&blk->lock); - off_t offset = blknum * blksize; + const off_t offset = blknum * blksize; enum bm_entry state = bitmap_get_blk (&blk->bm, blknum, BLOCK_NOT_ALLOCATED); unsigned n = blksize, tail = 0; const int fd = get_fd_for_blknum (blk, blknum); @@ -523,7 +523,7 @@ int blk_write (struct blk_overlay *blk, uint64_t blknum, const uint8_t *block, int *err) { - off_t offset = blknum * blksize; + const off_t offset = blknum * blksize; const int fd = get_fd_for_blknum (blk, blknum); if (cow_debug_verbose) @@ -547,7 +547,7 @@ int blk_trim (struct blk_overlay *blk, uint64_t blknum, int *err) { - off_t offset = blknum * blksize; + const off_t offset = blknum * blksize; if (cow_debug_verbose) nbdkit_debug ("cow: blk_trim block %" PRIu64 " (offset %" PRIu64 ")", -- 2.47.3