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glsl: Check realloc return value in ir_function::matching_signature()

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Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
This commit is contained in:
Juha-Pekka Heikkila 2014-06-27 16:16:20 +03:00 • committed by Tapani Pälli
parent 261120daef
commit a3d6146e3a
1 changed files with 9 additions and 2 deletions
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11
src/glsl/ir_function.cpp
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@ -24,6 +24,7 @@
#include "glsl_types.h"
#include "ir.h"
#include "glsl_parser_extras.h"
#include "main/errors.h"
typedef enum {
PARAMETER_LIST_NO_MATCH,
@ -296,6 +297,7 @@ ir_function::matching_signature(_mesa_glsl_parse_state *state,
bool *is_exact)
{
ir_function_signature **inexact_matches = NULL;
ir_function_signature **inexact_matches_temp;
ir_function_signature *match = NULL;
int num_inexact_matches = 0;
@ -321,11 +323,16 @@ ir_function::matching_signature(_mesa_glsl_parse_state *state,
free(inexact_matches);
return sig;
case PARAMETER_LIST_INEXACT_MATCH:
inexact_matches = (ir_function_signature **)
inexact_matches_temp = (ir_function_signature **)
realloc(inexact_matches,
sizeof(*inexact_matches) *
(num_inexact_matches + 1));
assert(inexact_matches);
if (inexact_matches_temp == NULL) {
_mesa_error_no_memory(__func__);
free(inexact_matches);
return NULL;
}
inexact_matches = inexact_matches_temp;
inexact_matches[num_inexact_matches++] = sig;
continue;
case PARAMETER_LIST_NO_MATCH: