Messages in this thread Patch in this message | | | Date | Sun, 23 Feb 2003 00:46:42 +0200 | From | Faik Uygur <> | Subject | [PATCH] 2.5.62: /proc/ide/amd74xx returns incomplete data [3/17] |
| |
This patch fixes the incomplete data return problem of /proc/ide/amd74xx. When the number of consecutive read bytes are smaller than the total data in amd74xx_get_info(), the second read() returns 0.
--- linux-2.5.62-vanilla/drivers/ide/pci/amd74xx.c Sat Feb 22 23:01:04 2003 +++ linux-2.5.62/drivers/ide/pci/amd74xx.c Sat Feb 22 23:19:56 2003 @@ -98,6 +98,7 @@ unsigned int v, u, i; unsigned short c, w; unsigned char t; + int len; char *p = buffer; amd_print("----------AMD BusMastering IDE Configuration----------------"); @@ -167,7 +168,11 @@ amd_print_drive("Cycle Time: ", "%8dns", cycle[i]); amd_print_drive("Transfer Rate: ", "%4d.%dMB/s", speed[i] / 1000, speed[i] / 100 % 10); - return p - buffer; /* hoping it is less than 4K... */ + /* hoping p - buffer is less than 4K... */ + len = (p - buffer) - offset; + *addr = buffer + offset; + + return len > count ? count : len; } #endif
- 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/
| |