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-rw-r--r--scripts/mod/modpost.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 1ce655dde99e..b16044002d91 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1033,6 +1033,13 @@ static const struct sectioncheck *section_mismatch(
1033 * fromsec = .data* 1033 * fromsec = .data*
1034 * atsym =__param* 1034 * atsym =__param*
1035 * 1035 *
1036 * Pattern 1a:
1037 * module_param_call() ops can refer to __init set function if permissions=0
1038 * The pattern is identified by:
1039 * tosec = .init.text
1040 * fromsec = .data*
1041 * atsym = __param_ops_*
1042 *
1036 * Pattern 2: 1043 * Pattern 2:
1037 * Many drivers utilise a *driver container with references to 1044 * Many drivers utilise a *driver container with references to
1038 * add, remove, probe functions etc. 1045 * add, remove, probe functions etc.
@@ -1067,6 +1074,12 @@ static int secref_whitelist(const struct sectioncheck *mismatch,
1067 (strncmp(fromsym, "__param", strlen("__param")) == 0)) 1074 (strncmp(fromsym, "__param", strlen("__param")) == 0))
1068 return 0; 1075 return 0;
1069 1076
1077 /* Check for pattern 1a */
1078 if (strcmp(tosec, ".init.text") == 0 &&
1079 match(fromsec, data_sections) &&
1080 (strncmp(fromsym, "__param_ops_", strlen("__param_ops_")) == 0))
1081 return 0;
1082
1070 /* Check for pattern 2 */ 1083 /* Check for pattern 2 */
1071 if (match(tosec, init_exit_sections) && 1084 if (match(tosec, init_exit_sections) &&
1072 match(fromsec, data_sections) && 1085 match(fromsec, data_sections) &&