From ce4f2fd7eacd84d78530fb97621621ae50d167f1 Mon Sep 17 00:00:00 2001 From: Sudip Mukherjee Date: Thu, 5 Nov 2015 18:43:49 -0800 Subject: [PATCH] logfs: fix build warning fs/logfs/dev_bdev.c: In function '__bdev_writeseg': include/linux/kernel.h:601:17: warning: comparison of distinct pointer types lacks a cast [enabled by default] (void) (&_min1 == &_min2); \ fs/logfs/dev_bdev.c:84:14: note: in expansion of macro 'min' max_pages = min(nr_pages, BIO_MAX_PAGES); fs/logfs/dev_bdev.c: In function 'do_erase': include/linux/kernel.h:601:17: warning: comparison of distinct pointer types lacks a cast [enabled by default] (void) (&_min1 == &_min2); \ fs/logfs/dev_bdev.c:174:14: note: in expansion of macro 'min' max_pages = min(nr_pages, BIO_MAX_PAGES); Lets use min_t and mention the type. Signed-off-by: Sudip Mukherjee Cc: Joern Engel Cc: Prasad Joshi Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/logfs/dev_bdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c index a7fdbd868474..a709d80c8ebc 100644 --- a/fs/logfs/dev_bdev.c +++ b/fs/logfs/dev_bdev.c @@ -81,7 +81,7 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index, unsigned int max_pages; int i; - max_pages = min(nr_pages, BIO_MAX_PAGES); + max_pages = min_t(size_t, nr_pages, BIO_MAX_PAGES); bio = bio_alloc(GFP_NOFS, max_pages); BUG_ON(!bio); @@ -171,7 +171,7 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index, unsigned int max_pages; int i; - max_pages = min(nr_pages, BIO_MAX_PAGES); + max_pages = min_t(size_t, nr_pages, BIO_MAX_PAGES); bio = bio_alloc(GFP_NOFS, max_pages); BUG_ON(!bio); -- 2.20.1