leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[media] drxk: better handle errors

Browse Source 
As reported by smatch:
	drivers/media/dvb-frontends/drxk_hard.c:3277 dvbt_sc_command() warn: missing break? reassigning 'status'

This is basically because the error handling logic there was crappy.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2015-06-05 07:58:52 -03:00
parent 84cb7be43c
commit 2f60f13c14
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/media/dvb-frontends/drxk_hard.c
View File

@ -3262,6 +3262,7 @@ static int dvbt_sc_command(struct drxk_state *state,
}
/* Write needed parameters and the command */
status = 0;
switch (cmd) {
/* All commands using 5 parameters */
/* All commands using 4 parameters */
@ -3270,16 +3271,16 @@ static int dvbt_sc_command(struct drxk_state *state,
case OFDM_SC_RA_RAM_CMD_PROC_START:
case OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM:
case OFDM_SC_RA_RAM_CMD_PROGRAM_PARAM:
status = write16(state, OFDM_SC_RA_RAM_PARAM1__A, param1);
status |= write16(state, OFDM_SC_RA_RAM_PARAM1__A, param1);
/* All commands using 1 parameters */
case OFDM_SC_RA_RAM_CMD_SET_ECHO_TIMING:
case OFDM_SC_RA_RAM_CMD_USER_IO:
status = write16(state, OFDM_SC_RA_RAM_PARAM0__A, param0);
status |= write16(state, OFDM_SC_RA_RAM_PARAM0__A, param0);
/* All commands using 0 parameters */
case OFDM_SC_RA_RAM_CMD_GET_OP_PARAM:
case OFDM_SC_RA_RAM_CMD_NULL:
/* Write command */
status = write16(state, OFDM_SC_RA_RAM_CMD__A, cmd);
status |= write16(state, OFDM_SC_RA_RAM_CMD__A, cmd);
break;
default:
/* Unknown command */