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lib/portableproplib/prop_object.c: CID 62703 (argument cannot be negative)

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This commit is contained in:
Juan RP
2014-10-07 10:23:02 +02:00
parent 6a02cb6534
commit 9c5af90fae
1 changed files with 8 additions and 2 deletions
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10
lib/portableproplib/prop_object.c
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@@ -903,11 +903,17 @@ _prop_object_internalize_map_file(const char *fname)
{ {
struct stat sb; struct stat sb;
struct _prop_object_internalize_mapped_file *mf; struct _prop_object_internalize_mapped_file *mf;
size_t pgsize = (size_t)sysconf(_SC_PAGESIZE); long scps = sysconf(_SC_PAGESIZE);
size_t pgmask = pgsize - 1; size_t pgsize, pgmask;
bool need_guard = false; bool need_guard = false;
int fd; int fd;
if (scps == -1)
return NULL;
pgsize = (size_t)scps;
pgmask = pgsize -1;
mf = _PROP_MALLOC(sizeof(*mf), M_TEMP); mf = _PROP_MALLOC(sizeof(*mf), M_TEMP);
if (mf == NULL) if (mf == NULL)
return (NULL); return (NULL);