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Diffstat (limited to 'arch/um/drivers/cow.h')
-rw-r--r--arch/um/drivers/cow.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/drivers/cow.h b/arch/um/drivers/cow.h
index 04e3958266e0..dc36b222100b 100644
--- a/arch/um/drivers/cow.h
+++ b/arch/um/drivers/cow.h
@@ -46,7 +46,7 @@ extern int file_reader(__u64 offset, char *buf, int len, void *arg);
extern int read_cow_header(int (*reader)(__u64, char *, int, void *),
void *arg, __u32 *version_out,
char **backing_file_out, time_t *mtime_out,
- __u64 *size_out, int *sectorsize_out,
+ unsigned long long *size_out, int *sectorsize_out,
__u32 *align_out, int *bitmap_offset_out);
extern int write_cow_header(char *cow_file, int fd, char *backing_file,