author: Al Viro <viro@zeniv.linux.org.uk> 2013-10-08 11:05:01 -0400
committer: Al Viro <viro@zeniv.linux.org.uk> 2013-11-09 00:16:27 -0500
commit: 22a8cb8248ba5d340307ba72432253b1dbdb5cf7
parent: 7b1f4020d0d16a17b9c48570bdb7b4ad99be3553
Commit Summary:
Diffstat:
1 file changed, 8 insertions, 0 deletions
diff --git a/fs/coredump.c b/fs/coredump.c
index 18baf2c009d4..dc1f937413d5 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -728,3 +728,12 @@ int dump_skip(struct coredump_params *cprm, size_t nr)
}
}
EXPORT_SYMBOL(dump_skip);
+
+int dump_align(struct coredump_params *cprm, int align)
+{
+ unsigned mod = cprm->written & (align - 1);
+ if (align & (align - 1))
+ return -EINVAL;
+ return mod ? dump_skip(cprm, align - mod) : 0;
+}
+EXPORT_SYMBOL(dump_align);