backports: include linux/err.h in key.c
authorWinnie Chang <winnie.chang@cypress.com>
Fri, 19 Jan 2018 08:02:21 +0000 (02:02 -0600)
committerJohannes Berg <johannes.berg@intel.com>
Wed, 31 Jan 2018 11:32:50 +0000 (12:32 +0100)
commit33c41fd8ebdd05f3f9e78a331844b5c5419e5276
tree071070e5573a42f405b3932bc2c0e864ffcca7b6
parente4d497dd7ac76ed232750dcb2ccb0a3a508173b1
backports: include linux/err.h in key.c

Function IS_ERR, PTR_ERR and ERR_PTR are not found. Need to include
linux/err.h to fix compiling errors.

Signed-off-by: Winnie Chang <winnie.chang@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
backport/compat/verification/key.c