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Replace assert() with runtime check for tensor ndim bounds #22

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Replace assert() with runtime check for tensor ndim bounds #22

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5 changes: 4 additions & 1 deletion gguflib.c
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Original file line number Diff line number Diff line change
Expand Up @@ -272,7 +272,10 @@ int gguf_get_tensor(gguf_ctx *ctx, gguf_tensor *tensor) {
uint32_t *num_dim = (uint32_t*) (ctx->data+ctx->off);
ctx->off += 4; // Skip number of dimensions.
tensor->ndim = *num_dim;
assert(tensor->ndim <= GGUF_TENSOR_MAX_DIM);
if (tensor->ndim > GGUF_TENSOR_MAX_DIM) {
tensor->name = NULL;
return 0;
}

/* Read the dimentions: all the unused dimensions are set to 1. */
tensor->num_weights = 1;
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