Commit 5a298358 authored Mar 31, 2016 by Imran Khan

lib: do_strncpy_from_user: Fix return error code for get_user failures



If byte wise copy fails here, we should return EFAULT. Returning a value
other than that would cause failure of some of the user-space test cases.

CRs-Fixed: 989314
Change-Id: I38ce12d44f25dc89bdd29e8abacd8777f0a8b9a1
Signed-off-by: Imran Khan <kimran@codeaurora.org>

parent d3068532

lib/strncpy_from_user.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -43,7 +43,7 @@ static inline long do_strncpy_from_user(char dst, const char __user src, long

		ret = __get_user(c, src + res);
		if (ret)
		return -ret;
		return -EFAULT;
		dst[res] = c;
		if (!c)
		return res;