diff options
Diffstat (limited to 'lib/libshare/nfs.c')
| -rwxr-xr-x[-rw-r--r--] | lib/libshare/nfs.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/libshare/nfs.c b/lib/libshare/nfs.c index d1b207e65..abcc1025b 100644..100755 --- a/lib/libshare/nfs.c +++ b/lib/libshare/nfs.c @@ -519,6 +519,7 @@ nfs_validate_shareopts(const char *shareopts) static boolean_t nfs_is_share_active(sa_share_impl_t impl_share) { + int fd; char line[512]; char *tab, *cur; FILE *nfs_exportfs_temp_fp; @@ -526,7 +527,10 @@ nfs_is_share_active(sa_share_impl_t impl_share) if (!nfs_available()) return (B_FALSE); - nfs_exportfs_temp_fp = fdopen(dup(nfs_exportfs_temp_fd), "r"); + if ((fd = dup(nfs_exportfs_temp_fd)) == -1) + return (B_FALSE); + + nfs_exportfs_temp_fp = fdopen(fd, "r"); if (nfs_exportfs_temp_fp == NULL || fseek(nfs_exportfs_temp_fp, 0, SEEK_SET) < 0) { |