[PATCH 4.14 32/95] x86/pkeys: Override pkey when moving away from PROT_EXEC

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Dave Hansen commit 0a0b152083cfc44ec1bb599b57b7aab41327f998 upstream. I got a bug report that the following code (roughly) was causing a SIGSEGV:

[PATCH 4.14 32/95] x86/pkeys: Override pkey when moving away from PROT_EXEC

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Dave Hansen commit 0a0b152083cfc44ec1bb599b57b7aab41327f998 upstream. I got a bug report that the following code (roughly) was causing a SIGSEGV: mprotect(ptr, size, PROT_EXEC);