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Fix null callback issue in io.self

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This commit is contained in:
pancake 2016-11-08 14:46:50 +01:00
parent 56b4b75277
commit f23336b393
1 changed files with 5 additions and 1 deletions
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6
libr/io/p/io_self.c
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@ -251,7 +251,11 @@ static int __system(RIO *io, RIODesc *fd, const char *cmd) {
ut64 a0 = r_num_math (NULL, r_str_word_get0 (argv, 1));
ut64 a1 = r_num_math (NULL, r_str_word_get0 (argv, 2));
ut64 a2 = r_num_math (NULL, r_str_word_get0 (argv, 3));
result = cb (a0, a1, a2);
if (cb) {
result = cb (a0, a1, a2);
} else {
eprintf ("No callback defined\n");
}
} else if (argc == 5) {
size_t (*cb)(size_t a0, size_t a1, size_t a2, size_t a3) = \
(size_t(*)(size_t,size_t,size_t,size_t))cbptr;