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ARM: zynq: Check zynq aes & rsa command parameters count

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This patch checks for zynq aes & rsa commands max parameters count. Also
checks minimum number of parameters count for aes command.

Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
T Karthik Reddy 2019-03-12 20:20:21 +05:30 committed by Michal Simek
parent be52372ff1
commit 958d1b1882
1 changed files with 8 additions and 1 deletions
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9
board/xilinx/zynq/cmds.c
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@ -414,9 +414,13 @@ static int do_zynq_rsa(cmd_tbl_t *cmdtp, int flag, int argc,
u32 src_ptr;
char *endp;
if (argc != cmdtp->maxargs)
return CMD_RET_FAILURE;
src_ptr = simple_strtoul(argv[2], &endp, 16);
if (*argv[2] == 0 || *endp != 0)
return CMD_RET_USAGE;
if (zynq_verify_image(src_ptr))
return CMD_RET_FAILURE;
@ -432,6 +436,9 @@ static int zynq_decrypt_image(cmd_tbl_t *cmdtp, int flag, int argc,
u32 srcaddr, srclen, dstaddr, dstlen;
int status;
if (argc < 5 && argc > cmdtp->maxargs)
return CMD_RET_USAGE;
srcaddr = simple_strtoul(argv[2], &endp, 16);
if (*argv[2] == 0 || *endp != 0)
return CMD_RET_USAGE;
@ -485,7 +492,7 @@ static int do_zynq(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return CMD_RET_USAGE;
zynq_cmd = find_cmd_tbl(argv[1], zynq_commands,
ARRAY_SIZE(zynq_commands));
if (!zynq_cmd || argc != zynq_cmd->maxargs)
if (!zynq_cmd)
return CMD_RET_USAGE;
ret = zynq_cmd->cmd(zynq_cmd, flag, argc, argv);