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| author | Philippe Mathieu-Daudé <philmd@linaro.org> | 2024-07-30 10:41:25 +0200 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@linaro.org> | 2024-08-06 10:22:52 +0200 |
| commit | ed5a159c3de48a581f46de4c8c02b4b295e6c52d (patch) | |
| tree | d130d366c5d6bd82486dd403ec638f455e88279b /hw/sd | |
| parent | bd6207903eb81c0e876452bba25ed7d57ddf5f89 (diff) | |
| download | focaccia-qemu-ed5a159c3de48a581f46de4c8c02b4b295e6c52d.tar.gz focaccia-qemu-ed5a159c3de48a581f46de4c8c02b4b295e6c52d.zip | |
hw/sd/sdhci: Reset @data_count index on invalid ADMA transfers
We neglected to clear the @data_count index on ADMA error,
allowing to trigger assertion in sdhci_read_dataport() or
sdhci_write_dataport().
Cc: qemu-stable@nongnu.org
Fixes: d7dfca0807 ("hw/sdhci: introduce standard SD host controller")
Reported-by: Zheyu Ma <zheyuma97@gmail.com>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2455
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240730092138.32443-4-philmd@linaro.org>
Diffstat (limited to 'hw/sd')
| -rw-r--r-- | hw/sd/sdhci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c index d02c3e3963..8293d83556 100644 --- a/hw/sd/sdhci.c +++ b/hw/sd/sdhci.c @@ -846,6 +846,7 @@ static void sdhci_do_adma(SDHCIState *s) } } if (res != MEMTX_OK) { + s->data_count = 0; if (s->errintstsen & SDHC_EISEN_ADMAERR) { trace_sdhci_error("Set ADMA error flag"); s->errintsts |= SDHC_EIS_ADMAERR; |