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[Msan] Fix the ioctl_custom.cc test to pass on FreeBSD 

Differential Revision: http://reviews.llvm.org/D9459

llvm-svn: 236581
This commit is contained in:
Viktor Kutuzov 2015-05-06 09:28:48 +00:00
parent a26d2d4d5e
commit 385d3f2241
1 changed files with 6 additions and 14 deletions
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20
compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors_ioctl.inc
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@ -578,14 +578,10 @@ static void ioctl_common_pre(void *ctx, const ioctl_desc *desc, int d,
}
if (desc->type != ioctl_desc::CUSTOM)
return;
switch (request) {
case 0x00008912: { // SIOCGIFCONF
struct __sanitizer_ifconf *ifc = (__sanitizer_ifconf *)arg;
COMMON_INTERCEPTOR_READ_RANGE(ctx, &ifc->ifc_len, sizeof(ifc->ifc_len));
break;
}
if (request == IOCTL_SIOCGIFCONF) {
struct __sanitizer_ifconf *ifc = (__sanitizer_ifconf *)arg;
COMMON_INTERCEPTOR_READ_RANGE(ctx, &ifc->ifc_len, sizeof(ifc->ifc_len));
}
return;
}
static void ioctl_common_post(void *ctx, const ioctl_desc *desc, int res, int d,
@ -597,12 +593,8 @@ static void ioctl_common_post(void *ctx, const ioctl_desc *desc, int res, int d,
}
if (desc->type != ioctl_desc::CUSTOM)
return;
switch (request) {
case 0x00008912: { // SIOCGIFCONF
struct __sanitizer_ifconf *ifc = (__sanitizer_ifconf *)arg;
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ifc->ifc_ifcu.ifcu_req, ifc->ifc_len);
break;
}
if (request == IOCTL_SIOCGIFCONF) {
struct __sanitizer_ifconf *ifc = (__sanitizer_ifconf *)arg;
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ifc->ifc_ifcu.ifcu_req, ifc->ifc_len);
}
return;
}