Commit a0b8de35 authored by Eugene A. Shatokhin's avatar Eugene A. Shatokhin Committed by John W. Linville

ath5k: fix memory leak when fewer than N_PD_CURVES are in use

We would free the proper number of curves, but in the wrong
slots, due to a missing level of indirection through
the pdgain_idx table.

It's simpler just to try to free all four slots, so do that.

Cc: stable@kernel.org
Signed-off-by: default avatarBob Copeland <me@bobcopeland.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent c31eb8e9
......@@ -691,15 +691,13 @@ ath5k_eeprom_free_pcal_info(struct ath5k_hw *ah, int mode)
if (!chinfo[pier].pd_curves)
continue;
for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
for (pdg = 0; pdg < AR5K_EEPROM_N_PD_CURVES; pdg++) {
struct ath5k_pdgain_info *pd =
&chinfo[pier].pd_curves[pdg];
if (pd != NULL) {
kfree(pd->pd_step);
kfree(pd->pd_pwr);
}
}
kfree(chinfo[pier].pd_curves);
}
......
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