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hw/ufs:

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- Fix invalid address access in mcq register check
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Merge tag 'pull-ufs-20240714' of https://gitlab.com/jeuk20.kim/qemu into staging

hw/ufs:
 - Fix invalid address access in mcq register check

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# gpg: Signature made Sun 14 Jul 2024 06:13:20 PM AEST
# gpg:                using RSA key 5017D831597C78A3D907EEF712E2204C0E5DB602
# gpg: Good signature from "Jeuk Kim <jeuk20.kim@samsung.com>" [unknown]
# gpg:                 aka "Jeuk Kim <jeuk20.kim@gmail.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 5017 D831 597C 78A3 D907  EEF7 12E2 204C 0E5D B602

* tag 'pull-ufs-20240714' of https://gitlab.com/jeuk20.kim/qemu:
  hw/ufs: Fix mcq register range check logic

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2024-07-15 05:29:08 +10:00
commit 4ea7e9cd88
1 changed files with 14 additions and 2 deletions
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16
hw/ufs/ufs.c
View File

@ -57,14 +57,26 @@ static inline uint64_t ufs_reg_size(UfsHc *u)
static inline bool ufs_is_mcq_reg(UfsHc *u, uint64_t addr, unsigned size)
{
uint64_t mcq_reg_addr = ufs_mcq_reg_addr(u, 0);
uint64_t mcq_reg_addr;
if (!u->params.mcq) {
return false;
}
mcq_reg_addr = ufs_mcq_reg_addr(u, 0);
return (addr >= mcq_reg_addr &&
addr + size <= mcq_reg_addr + sizeof(u->mcq_reg));
}
static inline bool ufs_is_mcq_op_reg(UfsHc *u, uint64_t addr, unsigned size)
{
uint64_t mcq_op_reg_addr = ufs_mcq_op_reg_addr(u, 0);
uint64_t mcq_op_reg_addr;
if (!u->params.mcq) {
return false;
}
mcq_op_reg_addr = ufs_mcq_op_reg_addr(u, 0);
return (addr >= mcq_op_reg_addr &&
addr + size <= mcq_op_reg_addr + sizeof(u->mcq_op_reg));
}