Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | Date | Sun, 23 Feb 2003 01:39:51 +0200 | From | Faik Uygur <> | Subject | [PATCH] 2.5.62: /proc/ide/sis returns incomplete data [15/17] |
| |
This patch fixes the incomplete data return problem of /proc/ide/sis. When the number of consecutive read bytes are smaller than the total data in sis_get_info(), the second read() returns 0.
--- linux-2.5.62-vanilla/drivers/ide/pci/sis5513.c Sun Feb 23 01:38:02 2003 +++ linux-2.5.62/drivers/ide/pci/sis5513.c Sun Feb 23 01:36:58 2003 @@ -396,6 +396,7 @@ static int sis_get_info (char *buffer, char **addr, off_t offset, int count) { char *p = buffer; + int len; u8 reg; u16 reg2, reg3; @@ -466,7 +467,10 @@ p = get_masters_info(p); p = get_slaves_info(p); - return p-buffer; + len = (p - buffer) - offset; + *addr = buffer + offset; + + return len > count ? count : len; } #endif /* defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS) */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| ![\](/images/icornerr.gif) |