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authorArnd Bergmann2024-02-13 10:54:07 +0100
committerRichard Weinberger2024-02-25 21:21:58 +0100
commit60f16e912a53ad78306ca7cf0c95913293042411 (patch)
tree4f675feb263eae4a565ba6de2c29b61b4104350b /fs/ubifs
parent68a24aba7c593eafa8fd00f2f76407b9b32b47a9 (diff)
ubifs: fix sort function prototype
The global sort() function expects a callback pointer to a function with two void* arguments, but ubifs has a function with specific object types, which causes a warning in clang-16 and higher: fs/ubifs/lprops.c:1272:9: error: cast from 'int (*)(struct ubifs_info *, const struct ubifs_lprops *, int, struct ubifs_lp_stats *)' to 'ubifs_lpt_scan_callback' (aka 'int (*)(struct ubifs_info *, const struct ubifs_lprops *, int, void *)') converts to incompatible function type [-Werror,-Wcast-function-type-strict] 1272 | (ubifs_lpt_scan_callback)scan_check_cb, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Change the prototype to the regular one and cast the object pointers locally instead. Fixes: 1e51764a3c2a ("UBIFS: add new flash file system") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Zhihao Cheng <chengzhihao1@huawei.com> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/find.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/ubifs/find.c b/fs/ubifs/find.c
index 873e6e1c92b5..1cb79b167a4f 100644
--- a/fs/ubifs/find.c
+++ b/fs/ubifs/find.c
@@ -726,11 +726,10 @@ out:
return err;
}
-static int cmp_dirty_idx(const struct ubifs_lprops **a,
- const struct ubifs_lprops **b)
+static int cmp_dirty_idx(const void *a, const void *b)
{
- const struct ubifs_lprops *lpa = *a;
- const struct ubifs_lprops *lpb = *b;
+ const struct ubifs_lprops *lpa = *(const struct ubifs_lprops **)a;
+ const struct ubifs_lprops *lpb = *(const struct ubifs_lprops **)b;
return lpa->dirty + lpa->free - lpb->dirty - lpb->free;
}
@@ -754,7 +753,7 @@ int ubifs_save_dirty_idx_lnums(struct ubifs_info *c)
sizeof(void *) * c->dirty_idx.cnt);
/* Sort it so that the dirtiest is now at the end */
sort(c->dirty_idx.arr, c->dirty_idx.cnt, sizeof(void *),
- (int (*)(const void *, const void *))cmp_dirty_idx, NULL);
+ cmp_dirty_idx, NULL);
dbg_find("found %d dirty index LEBs", c->dirty_idx.cnt);
if (c->dirty_idx.cnt)
dbg_find("dirtiest index LEB is %d with dirty %d and free %d",