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svm: check if fifo free list index is valid on alloc
[vpp.git]
/
src
/
svm
/
svm_fifo.h
diff --git
a/src/svm/svm_fifo.h
b/src/svm/svm_fifo.h
index
0a3d17e
..
e08b3e9
100644
(file)
--- a/
src/svm/svm_fifo.h
+++ b/
src/svm/svm_fifo.h
@@
-669,6
+669,8
@@
svm_fifo_size (svm_fifo_t * f)
static inline void
svm_fifo_set_size (svm_fifo_t * f, u32 size)
{
+ if (size > (1 << f->fs_hdr->max_log2_chunk_size))
+ return;
fsh_virtual_mem_update (f->fs_hdr, f->slice_index, (int) f->size - size);
f->size = size;
}