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authorJörn Engel <joern@logfs.org>2007-10-20 17:16:32 -0400
committerDavid Woodhouse <dwmw2@infradead.org>2007-10-20 17:30:54 -0400
commiteb684507159de2162cd6fc62f2b3a671afd5a61d (patch)
tree18bdc17456ef9af6ed85f1d08a735d8fe911d852 /lib/reed_solomon/reed_solomon.c
parent1dd7fdb163645f453f5ae55686511b6fcc2314cd (diff)
[MTD] [NAND] Replace -1 with -EBADMSG in nand error correction code
Magic numerical values are just bad style. Particularly so when undocumented. Signed-off-by: Jörn Engel <joern@logfs.org> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'lib/reed_solomon/reed_solomon.c')
-rw-r--r--lib/reed_solomon/reed_solomon.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/reed_solomon/reed_solomon.c b/lib/reed_solomon/reed_solomon.c
index 5b0d8522b7ca..3ea2db94d5b0 100644
--- a/lib/reed_solomon/reed_solomon.c
+++ b/lib/reed_solomon/reed_solomon.c
@@ -320,6 +320,7 @@ EXPORT_SYMBOL_GPL(encode_rs8);
320 * The syndrome and parity uses a uint16_t data type to enable 320 * The syndrome and parity uses a uint16_t data type to enable
321 * symbol size > 8. The calling code must take care of decoding of the 321 * symbol size > 8. The calling code must take care of decoding of the
322 * syndrome result and the received parity before calling this code. 322 * syndrome result and the received parity before calling this code.
323 * Returns the number of corrected bits or -EBADMSG for uncorrectable errors.
323 */ 324 */
324int decode_rs8(struct rs_control *rs, uint8_t *data, uint16_t *par, int len, 325int decode_rs8(struct rs_control *rs, uint8_t *data, uint16_t *par, int len,
325 uint16_t *s, int no_eras, int *eras_pos, uint16_t invmsk, 326 uint16_t *s, int no_eras, int *eras_pos, uint16_t invmsk,
@@ -363,6 +364,7 @@ EXPORT_SYMBOL_GPL(encode_rs16);
363 * @corr: buffer to store correction bitmask on eras_pos 364 * @corr: buffer to store correction bitmask on eras_pos
364 * 365 *
365 * Each field in the data array contains up to symbol size bits of valid data. 366 * Each field in the data array contains up to symbol size bits of valid data.
367 * Returns the number of corrected bits or -EBADMSG for uncorrectable errors.
366 */ 368 */
367int decode_rs16(struct rs_control *rs, uint16_t *data, uint16_t *par, int len, 369int decode_rs16(struct rs_control *rs, uint16_t *data, uint16_t *par, int len,
368 uint16_t *s, int no_eras, int *eras_pos, uint16_t invmsk, 370 uint16_t *s, int no_eras, int *eras_pos, uint16_t invmsk,