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authorDave Wallace <dwallacelf@gmail.com>2017-11-07 13:07:44 -0500
committerFlorin Coras <florin.coras@gmail.com>2017-11-07 23:25:16 +0000
commite7fa24e574bd2ee36b21848bb0981eb8b3d2f96f (patch)
treec0c12cb761e5910c994892373bbe694563b2806b /src/vcl
parentefcd1e9e1d7dda4e4ea3db5750925cd8f6894f4d (diff)
VCL: Fix error handling during heap alloc
Change-Id: Ia8ab2b8677296f3d7d4a33e1faee494926e3b509 Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'src/vcl')
-rw-r--r--src/vcl/vppcom.c37
1 files changed, 24 insertions, 13 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 02a6b95a5ee..d8d7069438a 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -1448,25 +1448,36 @@ defaulted:
fclose (fp);
if (argv != NULL)
free (argv);
+
vcl_mem = mmap (0, vcl_cfg->heapsize, PROT_READ | PROT_WRITE,
MAP_SHARED | MAP_ANONYMOUS, -1, 0);
- if (vcl_mem < 0)
- clib_unix_error ("[%d] ERROR: mmap(0, %lld == 0x%llx, "
- "PROT_READ | PROT_WRITE,MAP_SHARED | MAP_ANONYMOUS, "
- "-1, 0) failed!",
- getpid (), vcl_cfg->heapsize, vcl_cfg->heapsize);
-
+ if (vcl_mem <= 0)
+ {
+ clib_unix_error ("[%d] ERROR: mmap(0, %lld == 0x%llx, "
+ "PROT_READ | PROT_WRITE,MAP_SHARED | MAP_ANONYMOUS, "
+ "-1, 0) failed!",
+ getpid (), vcl_cfg->heapsize, vcl_cfg->heapsize);
+ return;
+ }
heap = clib_mem_init (vcl_mem, vcl_cfg->heapsize);
if (!heap)
- clib_warning ("[%d] ERROR: clib_mem_init() failed!", getpid ());
- else if (VPPCOM_DEBUG > 0)
{
- clib_warning ("[%d] allocated VCL heap = %p, size %lld (0x%llx)",
- getpid (), heap, vcl_cfg->heapsize, vcl_cfg->heapsize);
-
- vcm = clib_mem_alloc (sizeof (_vppcom_main));
- clib_memcpy (vcm, &_vppcom_main, sizeof (_vppcom_main));
+ clib_warning ("[%d] ERROR: clib_mem_init() failed!", getpid ());
+ return;
}
+ vcl_mem = clib_mem_alloc (sizeof (_vppcom_main));
+ if (!vcl_mem)
+ {
+ clib_warning ("[%d] ERROR: clib_mem_alloc() failed!", getpid ());
+ return;
+ }
+
+ clib_memcpy (vcl_mem, &_vppcom_main, sizeof (_vppcom_main));
+ vcm = vcl_mem;
+
+ if (VPPCOM_DEBUG > 0)
+ clib_warning ("[%d] allocated VCL heap = %p, size %lld (0x%llx)",
+ getpid (), heap, vcl_cfg->heapsize, vcl_cfg->heapsize);
}
static void