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mw_debug: Fix memory overflow with "sim" backend

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Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2020-05-29 00:04:46 +10:00
parent 84ab28b3d2
commit b8df0647fd
1 changed files with 1 additions and 1 deletions
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scripts/mw_debug/mw_debug.c
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@ -176,7 +176,7 @@ static int sim_command(uint8_t op, uint8_t addr, uint64_t *data)
printf("\n");
}
write(sim_fd, buf, p - buf);
r = read(sim_fd, buf, 127);
r = read(sim_fd, buf, sizeof(buf));
if (0 && r > 0) {
int i;