diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/reed_solomon/decode_rs.c | 5 | ||||
| -rw-r--r-- | lib/reed_solomon/reed_solomon.c | 2 |
2 files changed, 4 insertions, 3 deletions
diff --git a/lib/reed_solomon/decode_rs.c b/lib/reed_solomon/decode_rs.c index a58df56..0ec3f25 100644 --- a/lib/reed_solomon/decode_rs.c +++ b/lib/reed_solomon/decode_rs.c @@ -39,8 +39,7 @@ /* Check length parameter for validity */ pad = nn - nroots - len; - if (pad < 0 || pad >= nn) - return -ERANGE; + BUG_ON(pad < 0 || pad >= nn); /* Does the caller provide the syndrome ? */ if (s != NULL) @@ -203,7 +202,7 @@ * deg(lambda) unequal to number of roots => uncorrectable * error detected */ - count = -1; + count = -EBADMSG; goto finish; } /* diff --git a/lib/reed_solomon/reed_solomon.c b/lib/reed_solomon/reed_solomon.c index 5b0d852..3ea2db9 100644 --- a/lib/reed_solomon/reed_solomon.c +++ b/lib/reed_solomon/reed_solomon.c @@ -320,6 +320,7 @@ EXPORT_SYMBOL_GPL(encode_rs8); * The syndrome and parity uses a uint16_t data type to enable * symbol size > 8. The calling code must take care of decoding of the * syndrome result and the received parity before calling this code. + * Returns the number of corrected bits or -EBADMSG for uncorrectable errors. */ int decode_rs8(struct rs_control *rs, uint8_t *data, uint16_t *par, int len, uint16_t *s, int no_eras, int *eras_pos, uint16_t invmsk, @@ -363,6 +364,7 @@ EXPORT_SYMBOL_GPL(encode_rs16); * @corr: buffer to store correction bitmask on eras_pos * * Each field in the data array contains up to symbol size bits of valid data. + * Returns the number of corrected bits or -EBADMSG for uncorrectable errors. */ int decode_rs16(struct rs_control *rs, uint16_t *data, uint16_t *par, int len, uint16_t *s, int no_eras, int *eras_pos, uint16_t invmsk, |
