[PATCH 4.11 06/28] sparc64: fix fault handling in NGbzero.S and GENbzero.S

4.11-stable review patch. If anyone has any objections, please let me know. -- From: Dave Aldridge commit 3c7f62212018b904ae17f5636ead18a4dca3a88f upstream. When any of the functions contained in NGbzero.S and GENbzero.S vector through

[PATCH 4.11 06/28] sparc64: fix fault handling in NGbzero.S and GENbzero.S

4.11-stable review patch. If anyone has any objections, please let me know. -- From: Dave Aldridge commit 3c7f62212018b904ae17f5636ead18a4dca3a88f upstream. When any of the functions contained in NGbzero.S and GENbzero.S vector through *bzero_from_clear_user, we may end up